Home / 132,532.66-182,895.51-72,103.29

Finding the Fourth Proportional to 132,532.66, 182,895.51 and 72,103.29

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Solution

The fourth proportional to 132,532.66, 182,895.51 and 72,103.29 is: 99,502.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,532.66 : 182,895.51 = 72,103.29 : x
  2. Step 2: Convert to fraction form
    132,532.66/182,895.51 = 72,103.29/x
  3. Step 3: Cross multiply
    132,532.66x = 182,895.51 × 72,103.29
  4. Step 4: Simplify right side
    132,532.66x = 13,187,367,636.71
  5. Step 5: Solve for x
    x = 13,187,367,636.71/132,532.66
  6. Step 6: Final answer
    x = 99,502.78

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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.