Home / 198,153.60-273,445.92-141,659.52

Finding the Fourth Proportional to 198,153.60, 273,445.92 and 141,659.52

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Solution

The fourth proportional to 198,153.60, 273,445.92 and 141,659.52 is: 195,485.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,153.60 : 273,445.92 = 141,659.52 : x
  2. Step 2: Convert to fraction form
    198,153.60/273,445.92 = 141,659.52/x
  3. Step 3: Cross multiply
    198,153.60x = 273,445.92 × 141,659.52
  4. Step 4: Simplify right side
    198,153.60x = 38,736,217,773.16
  5. Step 5: Solve for x
    x = 38,736,217,773.16/198,153.60
  6. Step 6: Final answer
    x = 195,485.81

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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.