Home / 125,147.20-187,604.16-62,744.80

Finding the Fourth Proportional to 125,147.20, 187,604.16 and 62,744.80

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Solution

The fourth proportional to 125,147.20, 187,604.16 and 62,744.80 is: 94,058.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,147.20 : 187,604.16 = 62,744.80 : x
  2. Step 2: Convert to fraction form
    125,147.20/187,604.16 = 62,744.80/x
  3. Step 3: Cross multiply
    125,147.20x = 187,604.16 × 62,744.80
  4. Step 4: Simplify right side
    125,147.20x = 11,771,185,498.37
  5. Step 5: Solve for x
    x = 11,771,185,498.37/125,147.20
  6. Step 6: Final answer
    x = 94,058.72

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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.