Home / 132,210.57-198,118.92-73,063.14

Finding the Fourth Proportional to 132,210.57, 198,118.92 and 73,063.14

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Solution

The fourth proportional to 132,210.57, 198,118.92 and 73,063.14 is: 109,485.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,210.57 : 198,118.92 = 73,063.14 : x
  2. Step 2: Convert to fraction form
    132,210.57/198,118.92 = 73,063.14/x
  3. Step 3: Cross multiply
    132,210.57x = 198,118.92 × 73,063.14
  4. Step 4: Simplify right side
    132,210.57x = 14,475,190,388.61
  5. Step 5: Solve for x
    x = 14,475,190,388.61/132,210.57
  6. Step 6: Final answer
    x = 109,485.88

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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.