Home / 67,006.18-100,000.38-64,293.69

Finding the Fourth Proportional to 67,006.18, 100,000.38 and 64,293.69

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Solution

The fourth proportional to 67,006.18, 100,000.38 and 64,293.69 is: 95,952.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,006.18 : 100,000.38 = 64,293.69 : x
  2. Step 2: Convert to fraction form
    67,006.18/100,000.38 = 64,293.69/x
  3. Step 3: Cross multiply
    67,006.18x = 100,000.38 × 64,293.69
  4. Step 4: Simplify right side
    67,006.18x = 6,429,393,431.60
  5. Step 5: Solve for x
    x = 6,429,393,431.60/67,006.18
  6. Step 6: Final answer
    x = 95,952.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.