Home / 132,167.12-182,390.82-71,737.78

Finding the Fourth Proportional to 132,167.12, 182,390.82 and 71,737.78

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Solution

The fourth proportional to 132,167.12, 182,390.82 and 71,737.78 is: 98,998.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,167.12 : 182,390.82 = 71,737.78 : x
  2. Step 2: Convert to fraction form
    132,167.12/182,390.82 = 71,737.78/x
  3. Step 3: Cross multiply
    132,167.12x = 182,390.82 × 71,737.78
  4. Step 4: Simplify right side
    132,167.12x = 13,084,312,519.18
  5. Step 5: Solve for x
    x = 13,084,312,519.18/132,167.12
  6. Step 6: Final answer
    x = 98,998.24

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1.5x scale

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.