Home / 132,298.70-182,565.30-71,869.16

Finding the Fourth Proportional to 132,298.70, 182,565.30 and 71,869.16

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Solution

The fourth proportional to 132,298.70, 182,565.30 and 71,869.16 is: 99,175.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,298.70 : 182,565.30 = 71,869.16 : x
  2. Step 2: Convert to fraction form
    132,298.70/182,565.30 = 71,869.16/x
  3. Step 3: Cross multiply
    132,298.70x = 182,565.30 × 71,869.16
  4. Step 4: Simplify right side
    132,298.70x = 13,120,813,843.32
  5. Step 5: Solve for x
    x = 13,120,813,843.32/132,298.70
  6. Step 6: Final answer
    x = 99,175.68

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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.