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Finding the Fourth Proportional to 133,766.78, 200,715.53 and 58,877.55

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Solution

The fourth proportional to 133,766.78, 200,715.53 and 58,877.55 is: 88,345.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,766.78 : 200,715.53 = 58,877.55 : x
  2. Step 2: Convert to fraction form
    133,766.78/200,715.53 = 58,877.55/x
  3. Step 3: Cross multiply
    133,766.78x = 200,715.53 × 58,877.55
  4. Step 4: Simplify right side
    133,766.78x = 11,817,638,358.96
  5. Step 5: Solve for x
    x = 11,817,638,358.96/133,766.78
  6. Step 6: Final answer
    x = 88,345.09

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1.5x scale

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.