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Finding the Fourth Proportional to 219,992.30, 329,689.96 and 93,473.90

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Solution

The fourth proportional to 219,992.30, 329,689.96 and 93,473.90 is: 140,084.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,992.30 : 329,689.96 = 93,473.90 : x
  2. Step 2: Convert to fraction form
    219,992.30/329,689.96 = 93,473.90/x
  3. Step 3: Cross multiply
    219,992.30x = 329,689.96 × 93,473.90
  4. Step 4: Simplify right side
    219,992.30x = 30,817,404,469.91
  5. Step 5: Solve for x
    x = 30,817,404,469.91/219,992.30
  6. Step 6: Final answer
    x = 140,084.02

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1.5x scale

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.