Home / 67,311.78-92,890.89-37,098.19

Finding the Fourth Proportional to 67,311.78, 92,890.89 and 37,098.19

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Solution

The fourth proportional to 67,311.78, 92,890.89 and 37,098.19 is: 51,195.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,311.78 : 92,890.89 = 37,098.19 : x
  2. Step 2: Convert to fraction form
    67,311.78/92,890.89 = 37,098.19/x
  3. Step 3: Cross multiply
    67,311.78x = 92,890.89 × 37,098.19
  4. Step 4: Simplify right side
    67,311.78x = 3,446,083,886.49
  5. Step 5: Solve for x
    x = 3,446,083,886.49/67,311.78
  6. Step 6: Final answer
    x = 51,195.85

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.