Home / 132,117.12-198,246.24-61,997.04

Finding the Fourth Proportional to 132,117.12, 198,246.24 and 61,997.04

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Solution

The fourth proportional to 132,117.12, 198,246.24 and 61,997.04 is: 93,028.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,117.12 : 198,246.24 = 61,997.04 : x
  2. Step 2: Convert to fraction form
    132,117.12/198,246.24 = 61,997.04/x
  3. Step 3: Cross multiply
    132,117.12x = 198,246.24 × 61,997.04
  4. Step 4: Simplify right side
    132,117.12x = 12,290,680,071.13
  5. Step 5: Solve for x
    x = 12,290,680,071.13/132,117.12
  6. Step 6: Final answer
    x = 93,028.67

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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.