Home / 260,781.20-359,899.56-165,253.04

Finding the Fourth Proportional to 260,781.20, 359,899.56 and 165,253.04

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Solution

The fourth proportional to 260,781.20, 359,899.56 and 165,253.04 is: 228,062.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,781.20 : 359,899.56 = 165,253.04 : x
  2. Step 2: Convert to fraction form
    260,781.20/359,899.56 = 165,253.04/x
  3. Step 3: Cross multiply
    260,781.20x = 359,899.56 × 165,253.04
  4. Step 4: Simplify right side
    260,781.20x = 59,474,496,384.66
  5. Step 5: Solve for x
    x = 59,474,496,384.66/260,781.20
  6. Step 6: Final answer
    x = 228,062.82

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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.