Home / 129,273.60-193,830.96-50,295.84

Finding the Fourth Proportional to 129,273.60, 193,830.96 and 50,295.84

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Solution

The fourth proportional to 129,273.60, 193,830.96 and 50,295.84 is: 75,412.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,273.60 : 193,830.96 = 50,295.84 : x
  2. Step 2: Convert to fraction form
    129,273.60/193,830.96 = 50,295.84/x
  3. Step 3: Cross multiply
    129,273.60x = 193,830.96 × 50,295.84
  4. Step 4: Simplify right side
    129,273.60x = 9,748,890,951.21
  5. Step 5: Solve for x
    x = 9,748,890,951.21/129,273.60
  6. Step 6: Final answer
    x = 75,412.85

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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.