Home / 132,264.48-198,357.84-73,089.12

Finding the Fourth Proportional to 132,264.48, 198,357.84 and 73,089.12

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Solution

The fourth proportional to 132,264.48, 198,357.84 and 73,089.12 is: 109,612.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,264.48 : 198,357.84 = 73,089.12 : x
  2. Step 2: Convert to fraction form
    132,264.48/198,357.84 = 73,089.12/x
  3. Step 3: Cross multiply
    132,264.48x = 198,357.84 × 73,089.12
  4. Step 4: Simplify right side
    132,264.48x = 14,497,799,970.70
  5. Step 5: Solve for x
    x = 14,497,799,970.70/132,264.48
  6. Step 6: Final answer
    x = 109,612.19

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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.