Home / 132,001.26-182,148.24-81,016.12

Finding the Fourth Proportional to 132,001.26, 182,148.24 and 81,016.12

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Solution

The fourth proportional to 132,001.26, 182,148.24 and 81,016.12 is: 111,793.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,001.26 : 182,148.24 = 81,016.12 : x
  2. Step 2: Convert to fraction form
    132,001.26/182,148.24 = 81,016.12/x
  3. Step 3: Cross multiply
    132,001.26x = 182,148.24 × 81,016.12
  4. Step 4: Simplify right side
    132,001.26x = 14,756,943,669.63
  5. Step 5: Solve for x
    x = 14,756,943,669.63/132,001.26
  6. Step 6: Final answer
    x = 111,793.96

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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.