Home / 50,125.29-69,176.19-28,905.92

Finding the Fourth Proportional to 50,125.29, 69,176.19 and 28,905.92

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Solution

The fourth proportional to 50,125.29, 69,176.19 and 28,905.92 is: 39,892.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,125.29 : 69,176.19 = 28,905.92 : x
  2. Step 2: Convert to fraction form
    50,125.29/69,176.19 = 28,905.92/x
  3. Step 3: Cross multiply
    50,125.29x = 69,176.19 × 28,905.92
  4. Step 4: Simplify right side
    50,125.29x = 1,999,601,414.04
  5. Step 5: Solve for x
    x = 1,999,601,414.04/50,125.29
  6. Step 6: Final answer
    x = 39,892.07

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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.