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Finding the Fourth Proportional to 133,732.55, 200,551.01 and 62,643.04

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Solution

The fourth proportional to 133,732.55, 200,551.01 and 62,643.04 is: 93,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,732.55 : 200,551.01 = 62,643.04 : x
  2. Step 2: Convert to fraction form
    133,732.55/200,551.01 = 62,643.04/x
  3. Step 3: Cross multiply
    133,732.55x = 200,551.01 × 62,643.04
  4. Step 4: Simplify right side
    133,732.55x = 12,563,124,126.88
  5. Step 5: Solve for x
    x = 12,563,124,126.88/133,732.55
  6. Step 6: Final answer
    x = 93,942.15

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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.