Home / 110,635.22-152,755.17-68,207.06

Finding the Fourth Proportional to 110,635.22, 152,755.17 and 68,207.06

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Solution

The fourth proportional to 110,635.22, 152,755.17 and 68,207.06 is: 94,174.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,635.22 : 152,755.17 = 68,207.06 : x
  2. Step 2: Convert to fraction form
    110,635.22/152,755.17 = 68,207.06/x
  3. Step 3: Cross multiply
    110,635.22x = 152,755.17 × 68,207.06
  4. Step 4: Simplify right side
    110,635.22x = 10,418,981,045.50
  5. Step 5: Solve for x
    x = 10,418,981,045.50/110,635.22
  6. Step 6: Final answer
    x = 94,174.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.