Home / 124,770.26-187,135.29-34,815.30

Finding the Fourth Proportional to 124,770.26, 187,135.29 and 34,815.30

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Solution

The fourth proportional to 124,770.26, 187,135.29 and 34,815.30 is: 52,217.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,770.26 : 187,135.29 = 34,815.30 : x
  2. Step 2: Convert to fraction form
    124,770.26/187,135.29 = 34,815.30/x
  3. Step 3: Cross multiply
    124,770.26x = 187,135.29 × 34,815.30
  4. Step 4: Simplify right side
    124,770.26x = 6,515,171,261.94
  5. Step 5: Solve for x
    x = 6,515,171,261.94/124,770.26
  6. Step 6: Final answer
    x = 52,217.34

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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.