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Finding the Fourth Proportional to 275,267.55, 412,802.17 and 95,304.12

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Solution

The fourth proportional to 275,267.55, 412,802.17 and 95,304.12 is: 142,921.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,267.55 : 412,802.17 = 95,304.12 : x
  2. Step 2: Convert to fraction form
    275,267.55/412,802.17 = 95,304.12/x
  3. Step 3: Cross multiply
    275,267.55x = 412,802.17 × 95,304.12
  4. Step 4: Simplify right side
    275,267.55x = 39,341,745,005.41
  5. Step 5: Solve for x
    x = 39,341,745,005.41/275,267.55
  6. Step 6: Final answer
    x = 142,921.84

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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.