Home / 132,505.11-182,861.55-75,927.42

Finding the Fourth Proportional to 132,505.11, 182,861.55 and 75,927.42

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Solution

The fourth proportional to 132,505.11, 182,861.55 and 75,927.42 is: 104,782.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,505.11 : 182,861.55 = 75,927.42 : x
  2. Step 2: Convert to fraction form
    132,505.11/182,861.55 = 75,927.42/x
  3. Step 3: Cross multiply
    132,505.11x = 182,861.55 × 75,927.42
  4. Step 4: Simplify right side
    132,505.11x = 13,884,205,708.70
  5. Step 5: Solve for x
    x = 13,884,205,708.70/132,505.11
  6. Step 6: Final answer
    x = 104,782.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.