Home / 132,376.44-182,680.70-71,947.24

Finding the Fourth Proportional to 132,376.44, 182,680.70 and 71,947.24

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Solution

The fourth proportional to 132,376.44, 182,680.70 and 71,947.24 is: 99,287.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,376.44 : 182,680.70 = 71,947.24 : x
  2. Step 2: Convert to fraction form
    132,376.44/182,680.70 = 71,947.24/x
  3. Step 3: Cross multiply
    132,376.44x = 182,680.70 × 71,947.24
  4. Step 4: Simplify right side
    132,376.44x = 13,143,372,166.27
  5. Step 5: Solve for x
    x = 13,143,372,166.27/132,376.44
  6. Step 6: Final answer
    x = 99,287.85

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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.