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Finding the Fourth Proportional to 66,711.96, 100,182.42 and 59,232.42

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Solution

The fourth proportional to 66,711.96, 100,182.42 and 59,232.42 is: 88,950.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,711.96 : 100,182.42 = 59,232.42 : x
  2. Step 2: Convert to fraction form
    66,711.96/100,182.42 = 59,232.42/x
  3. Step 3: Cross multiply
    66,711.96x = 100,182.42 × 59,232.42
  4. Step 4: Simplify right side
    66,711.96x = 5,934,047,178.06
  5. Step 5: Solve for x
    x = 5,934,047,178.06/66,711.96
  6. Step 6: Final answer
    x = 88,950.27

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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.