Home / 64,354.20-96,531.30-34,829.70

Finding the Fourth Proportional to 64,354.20, 96,531.30 and 34,829.70

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Solution

The fourth proportional to 64,354.20, 96,531.30 and 34,829.70 is: 52,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,354.20 : 96,531.30 = 34,829.70 : x
  2. Step 2: Convert to fraction form
    64,354.20/96,531.30 = 34,829.70/x
  3. Step 3: Cross multiply
    64,354.20x = 96,531.30 × 34,829.70
  4. Step 4: Simplify right side
    64,354.20x = 3,362,156,219.61
  5. Step 5: Solve for x
    x = 3,362,156,219.61/64,354.20
  6. Step 6: Final answer
    x = 52,244.55

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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.