Home / 60,429.27-90,790.17-53,343.39

Finding the Fourth Proportional to 60,429.27, 90,790.17 and 53,343.39

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Solution

The fourth proportional to 60,429.27, 90,790.17 and 53,343.39 is: 80,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,429.27 : 90,790.17 = 53,343.39 : x
  2. Step 2: Convert to fraction form
    60,429.27/90,790.17 = 53,343.39/x
  3. Step 3: Cross multiply
    60,429.27x = 90,790.17 × 53,343.39
  4. Step 4: Simplify right side
    60,429.27x = 4,843,055,586.90
  5. Step 5: Solve for x
    x = 4,843,055,586.90/60,429.27
  6. Step 6: Final answer
    x = 80,144.20

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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.