Home / 82,925.20-124,290.60-62,124.40

Finding the Fourth Proportional to 82,925.20, 124,290.60 and 62,124.40

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Solution

The fourth proportional to 82,925.20, 124,290.60 and 62,124.40 is: 93,113.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,925.20 : 124,290.60 = 62,124.40 : x
  2. Step 2: Convert to fraction form
    82,925.20/124,290.60 = 62,124.40/x
  3. Step 3: Cross multiply
    82,925.20x = 124,290.60 × 62,124.40
  4. Step 4: Simplify right side
    82,925.20x = 7,721,478,950.64
  5. Step 5: Solve for x
    x = 7,721,478,950.64/82,925.20
  6. Step 6: Final answer
    x = 93,113.78

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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.