Home / 84,385.20-126,592.38-34,492.44

Finding the Fourth Proportional to 84,385.20, 126,592.38 and 34,492.44

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Solution

The fourth proportional to 84,385.20, 126,592.38 and 34,492.44 is: 51,744.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,385.20 : 126,592.38 = 34,492.44 : x
  2. Step 2: Convert to fraction form
    84,385.20/126,592.38 = 34,492.44/x
  3. Step 3: Cross multiply
    84,385.20x = 126,592.38 × 34,492.44
  4. Step 4: Simplify right side
    84,385.20x = 4,366,480,071.61
  5. Step 5: Solve for x
    x = 4,366,480,071.61/84,385.20
  6. Step 6: Final answer
    x = 51,744.62

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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.