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Finding the Fourth Proportional to 133,479.78, 200,288.73 and 58,652.39

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Solution

The fourth proportional to 133,479.78, 200,288.73 and 58,652.39 is: 88,008.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,479.78 : 200,288.73 = 58,652.39 : x
  2. Step 2: Convert to fraction form
    133,479.78/200,288.73 = 58,652.39/x
  3. Step 3: Cross multiply
    133,479.78x = 200,288.73 × 58,652.39
  4. Step 4: Simplify right side
    133,479.78x = 11,747,411,703.12
  5. Step 5: Solve for x
    x = 11,747,411,703.12/133,479.78
  6. Step 6: Final answer
    x = 88,008.92

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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.