Home / 198,749.01-274,248.68-134,358.32

Finding the Fourth Proportional to 198,749.01, 274,248.68 and 134,358.32

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Solution

The fourth proportional to 198,749.01, 274,248.68 and 134,358.32 is: 185,397.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,749.01 : 274,248.68 = 134,358.32 : x
  2. Step 2: Convert to fraction form
    198,749.01/274,248.68 = 134,358.32/x
  3. Step 3: Cross multiply
    198,749.01x = 274,248.68 × 134,358.32
  4. Step 4: Simplify right side
    198,749.01x = 36,847,589,863.98
  5. Step 5: Solve for x
    x = 36,847,589,863.98/198,749.01
  6. Step 6: Final answer
    x = 185,397.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.