Home / 57,727.68-79,665.76-35,061.47

Finding the Fourth Proportional to 57,727.68, 79,665.76 and 35,061.47

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Solution

The fourth proportional to 57,727.68, 79,665.76 and 35,061.47 is: 48,385.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,727.68 : 79,665.76 = 35,061.47 : x
  2. Step 2: Convert to fraction form
    57,727.68/79,665.76 = 35,061.47/x
  3. Step 3: Cross multiply
    57,727.68x = 79,665.76 × 35,061.47
  4. Step 4: Simplify right side
    57,727.68x = 2,793,198,598.51
  5. Step 5: Solve for x
    x = 2,793,198,598.51/57,727.68
  6. Step 6: Final answer
    x = 48,385.78

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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.