Home / 132,475.84-182,817.36-72,046.96

Finding the Fourth Proportional to 132,475.84, 182,817.36 and 72,046.96

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Solution

The fourth proportional to 132,475.84, 182,817.36 and 72,046.96 is: 99,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,475.84 : 182,817.36 = 72,046.96 : x
  2. Step 2: Convert to fraction form
    132,475.84/182,817.36 = 72,046.96/x
  3. Step 3: Cross multiply
    132,475.84x = 182,817.36 × 72,046.96
  4. Step 4: Simplify right side
    132,475.84x = 13,171,435,023.23
  5. Step 5: Solve for x
    x = 13,171,435,023.23/132,475.84
  6. Step 6: Final answer
    x = 99,425.19

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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.