Home / 92,682.08-139,001.79-55,252.70

Finding the Fourth Proportional to 92,682.08, 139,001.79 and 55,252.70

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Solution

The fourth proportional to 92,682.08, 139,001.79 and 55,252.70 is: 82,866.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,682.08 : 139,001.79 = 55,252.70 : x
  2. Step 2: Convert to fraction form
    92,682.08/139,001.79 = 55,252.70/x
  3. Step 3: Cross multiply
    92,682.08x = 139,001.79 × 55,252.70
  4. Step 4: Simplify right side
    92,682.08x = 7,680,224,202.33
  5. Step 5: Solve for x
    x = 7,680,224,202.33/92,682.08
  6. Step 6: Final answer
    x = 82,866.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.