Home / 78,925.41-118,370.70-22,753.17

Finding the Fourth Proportional to 78,925.41, 118,370.70 and 22,753.17

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Solution

The fourth proportional to 78,925.41, 118,370.70 and 22,753.17 is: 34,124.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,925.41 : 118,370.70 = 22,753.17 : x
  2. Step 2: Convert to fraction form
    78,925.41/118,370.70 = 22,753.17/x
  3. Step 3: Cross multiply
    78,925.41x = 118,370.70 × 22,753.17
  4. Step 4: Simplify right side
    78,925.41x = 2,693,308,660.12
  5. Step 5: Solve for x
    x = 2,693,308,660.12/78,925.41
  6. Step 6: Final answer
    x = 34,124.73

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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.