Home / 67,412.38-93,025.45-37,191.78

Finding the Fourth Proportional to 67,412.38, 93,025.45 and 37,191.78

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Solution

The fourth proportional to 67,412.38, 93,025.45 and 37,191.78 is: 51,322.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,412.38 : 93,025.45 = 37,191.78 : x
  2. Step 2: Convert to fraction form
    67,412.38/93,025.45 = 37,191.78/x
  3. Step 3: Cross multiply
    67,412.38x = 93,025.45 × 37,191.78
  4. Step 4: Simplify right side
    67,412.38x = 3,459,782,070.80
  5. Step 5: Solve for x
    x = 3,459,782,070.80/67,412.38
  6. Step 6: Final answer
    x = 51,322.65

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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.