Home / 132,503.04-198,803.16-61,459.56

Finding the Fourth Proportional to 132,503.04, 198,803.16 and 61,459.56

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Solution

The fourth proportional to 132,503.04, 198,803.16 and 61,459.56 is: 92,211.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,503.04 : 198,803.16 = 61,459.56 : x
  2. Step 2: Convert to fraction form
    132,503.04/198,803.16 = 61,459.56/x
  3. Step 3: Cross multiply
    132,503.04x = 198,803.16 × 61,459.56
  4. Step 4: Simplify right side
    132,503.04x = 12,218,354,740.21
  5. Step 5: Solve for x
    x = 12,218,354,740.21/132,503.04
  6. Step 6: Final answer
    x = 92,211.88

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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.