Home / 125,520.04-188,240.05-41,260.69

Finding the Fourth Proportional to 125,520.04, 188,240.05 and 41,260.69

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Solution

The fourth proportional to 125,520.04, 188,240.05 and 41,260.69 is: 61,877.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,520.04 : 188,240.05 = 41,260.69 : x
  2. Step 2: Convert to fraction form
    125,520.04/188,240.05 = 41,260.69/x
  3. Step 3: Cross multiply
    125,520.04x = 188,240.05 × 41,260.69
  4. Step 4: Simplify right side
    125,520.04x = 7,766,914,348.63
  5. Step 5: Solve for x
    x = 7,766,914,348.63/125,520.04
  6. Step 6: Final answer
    x = 61,877.88

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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.