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Finding the Fourth Proportional to 133,653.70, 200,534.55 and 58,788.10

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Solution

The fourth proportional to 133,653.70, 200,534.55 and 58,788.10 is: 88,205.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,653.70 : 200,534.55 = 58,788.10 : x
  2. Step 2: Convert to fraction form
    133,653.70/200,534.55 = 58,788.10/x
  3. Step 3: Cross multiply
    133,653.70x = 200,534.55 × 58,788.10
  4. Step 4: Simplify right side
    133,653.70x = 11,789,045,178.86
  5. Step 5: Solve for x
    x = 11,789,045,178.86/133,653.70
  6. Step 6: Final answer
    x = 88,205.90

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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.