Home / 92,132.43-137,977.18-52,569.60

Finding the Fourth Proportional to 92,132.43, 137,977.18 and 52,569.60

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Solution

The fourth proportional to 92,132.43, 137,977.18 and 52,569.60 is: 78,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,132.43 : 137,977.18 = 52,569.60 : x
  2. Step 2: Convert to fraction form
    92,132.43/137,977.18 = 52,569.60/x
  3. Step 3: Cross multiply
    92,132.43x = 137,977.18 × 52,569.60
  4. Step 4: Simplify right side
    92,132.43x = 7,253,405,161.73
  5. Step 5: Solve for x
    x = 7,253,405,161.73/92,132.43
  6. Step 6: Final answer
    x = 78,728.03

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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.