Home / 104,273.28-156,412.08-25,387.92

Finding the Fourth Proportional to 104,273.28, 156,412.08 and 25,387.92

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Solution

The fourth proportional to 104,273.28, 156,412.08 and 25,387.92 is: 38,082.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,273.28 : 156,412.08 = 25,387.92 : x
  2. Step 2: Convert to fraction form
    104,273.28/156,412.08 = 25,387.92/x
  3. Step 3: Cross multiply
    104,273.28x = 156,412.08 × 25,387.92
  4. Step 4: Simplify right side
    104,273.28x = 3,970,977,374.07
  5. Step 5: Solve for x
    x = 3,970,977,374.07/104,273.28
  6. Step 6: Final answer
    x = 38,082.41

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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.