Home / 198,460.35-273,868.97-113,575.59

Finding the Fourth Proportional to 198,460.35, 273,868.97 and 113,575.59

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Solution

The fourth proportional to 198,460.35, 273,868.97 and 113,575.59 is: 156,730.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,460.35 : 273,868.97 = 113,575.59 : x
  2. Step 2: Convert to fraction form
    198,460.35/273,868.97 = 113,575.59/x
  3. Step 3: Cross multiply
    198,460.35x = 273,868.97 × 113,575.59
  4. Step 4: Simplify right side
    198,460.35x = 31,104,829,282.56
  5. Step 5: Solve for x
    x = 31,104,829,282.56/198,460.35
  6. Step 6: Final answer
    x = 156,730.70

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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.