Home / 133,732.90-200,628.15-40,248.10

Finding the Fourth Proportional to 133,732.90, 200,628.15 and 40,248.10

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Solution

The fourth proportional to 133,732.90, 200,628.15 and 40,248.10 is: 60,380.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,732.90 : 200,628.15 = 40,248.10 : x
  2. Step 2: Convert to fraction form
    133,732.90/200,628.15 = 40,248.10/x
  3. Step 3: Cross multiply
    133,732.90x = 200,628.15 × 40,248.10
  4. Step 4: Simplify right side
    133,732.90x = 8,074,901,844.02
  5. Step 5: Solve for x
    x = 8,074,901,844.02/133,732.90
  6. Step 6: Final answer
    x = 60,380.82

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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.