Home / 67,938.94-93,760.23-39,264.13

Finding the Fourth Proportional to 67,938.94, 93,760.23 and 39,264.13

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Solution

The fourth proportional to 67,938.94, 93,760.23 and 39,264.13 is: 54,187.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,938.94 : 93,760.23 = 39,264.13 : x
  2. Step 2: Convert to fraction form
    67,938.94/93,760.23 = 39,264.13/x
  3. Step 3: Cross multiply
    67,938.94x = 93,760.23 × 39,264.13
  4. Step 4: Simplify right side
    67,938.94x = 3,681,413,859.55
  5. Step 5: Solve for x
    x = 3,681,413,859.55/67,938.94
  6. Step 6: Final answer
    x = 54,187.10

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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.