Home / 132,001.70-198,002.55-108,673.70

Finding the Fourth Proportional to 132,001.70, 198,002.55 and 108,673.70

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Solution

The fourth proportional to 132,001.70, 198,002.55 and 108,673.70 is: 163,010.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,001.70 : 198,002.55 = 108,673.70 : x
  2. Step 2: Convert to fraction form
    132,001.70/198,002.55 = 108,673.70/x
  3. Step 3: Cross multiply
    132,001.70x = 198,002.55 × 108,673.70
  4. Step 4: Simplify right side
    132,001.70x = 21,517,669,717.94
  5. Step 5: Solve for x
    x = 21,517,669,717.94/132,001.70
  6. Step 6: Final answer
    x = 163,010.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.