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Finding the Fourth Proportional to 113,104.88, 169,657.17 and 28,865.04

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Solution

The fourth proportional to 113,104.88, 169,657.17 and 28,865.04 is: 43,297.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,104.88 : 169,657.17 = 28,865.04 : x
  2. Step 2: Convert to fraction form
    113,104.88/169,657.17 = 28,865.04/x
  3. Step 3: Cross multiply
    113,104.88x = 169,657.17 × 28,865.04
  4. Step 4: Simplify right side
    113,104.88x = 4,897,161,370.57
  5. Step 5: Solve for x
    x = 4,897,161,370.57/113,104.88
  6. Step 6: Final answer
    x = 43,297.53

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1.5x scale

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.