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Finding the Fourth Proportional to 232,228.68, 348,462.90 and 99,073.20

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Solution

The fourth proportional to 232,228.68, 348,462.90 and 99,073.20 is: 148,660.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,228.68 : 348,462.90 = 99,073.20 : x
  2. Step 2: Convert to fraction form
    232,228.68/348,462.90 = 99,073.20/x
  3. Step 3: Cross multiply
    232,228.68x = 348,462.90 × 99,073.20
  4. Step 4: Simplify right side
    232,228.68x = 34,523,334,584.28
  5. Step 5: Solve for x
    x = 34,523,334,584.28/232,228.68
  6. Step 6: Final answer
    x = 148,660.94

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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.