Home / 125,458.50-187,715.10-88,092.39

Finding the Fourth Proportional to 125,458.50, 187,715.10 and 88,092.39

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Solution

The fourth proportional to 125,458.50, 187,715.10 and 88,092.39 is: 131,806.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,458.50 : 187,715.10 = 88,092.39 : x
  2. Step 2: Convert to fraction form
    125,458.50/187,715.10 = 88,092.39/x
  3. Step 3: Cross multiply
    125,458.50x = 187,715.10 × 88,092.39
  4. Step 4: Simplify right side
    125,458.50x = 16,536,271,798.09
  5. Step 5: Solve for x
    x = 16,536,271,798.09/125,458.50
  6. Step 6: Final answer
    x = 131,806.71

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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.