Home / 72,088.28-107,659.17-61,444.92

Finding the Fourth Proportional to 72,088.28, 107,659.17 and 61,444.92

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Solution

The fourth proportional to 72,088.28, 107,659.17 and 61,444.92 is: 91,764.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,088.28 : 107,659.17 = 61,444.92 : x
  2. Step 2: Convert to fraction form
    72,088.28/107,659.17 = 61,444.92/x
  3. Step 3: Cross multiply
    72,088.28x = 107,659.17 × 61,444.92
  4. Step 4: Simplify right side
    72,088.28x = 6,615,109,087.92
  5. Step 5: Solve for x
    x = 6,615,109,087.92/72,088.28
  6. Step 6: Final answer
    x = 91,764.00

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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.