Home / 283,129.04-424,737.30-103,229.66

Finding the Fourth Proportional to 283,129.04, 424,737.30 and 103,229.66

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Solution

The fourth proportional to 283,129.04, 424,737.30 and 103,229.66 is: 154,860.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,129.04 : 424,737.30 = 103,229.66 : x
  2. Step 2: Convert to fraction form
    283,129.04/424,737.30 = 103,229.66/x
  3. Step 3: Cross multiply
    283,129.04x = 424,737.30 × 103,229.66
  4. Step 4: Simplify right side
    283,129.04x = 43,845,488,517.27
  5. Step 5: Solve for x
    x = 43,845,488,517.27/283,129.04
  6. Step 6: Final answer
    x = 154,860.44

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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.