Home / 124,472.22-186,540.93-68,227.98

Finding the Fourth Proportional to 124,472.22, 186,540.93 and 68,227.98

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Solution

The fourth proportional to 124,472.22, 186,540.93 and 68,227.98 is: 102,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,472.22 : 186,540.93 = 68,227.98 : x
  2. Step 2: Convert to fraction form
    124,472.22/186,540.93 = 68,227.98/x
  3. Step 3: Cross multiply
    124,472.22x = 186,540.93 × 68,227.98
  4. Step 4: Simplify right side
    124,472.22x = 12,727,310,841.22
  5. Step 5: Solve for x
    x = 12,727,310,841.22/124,472.22
  6. Step 6: Final answer
    x = 102,250.21

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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.