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Finding the Fourth Proportional to 169,449.46, 233,648.52 and 108,113.58

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Solution

The fourth proportional to 169,449.46, 233,648.52 and 108,113.58 is: 149,074.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,449.46 : 233,648.52 = 108,113.58 : x
  2. Step 2: Convert to fraction form
    169,449.46/233,648.52 = 108,113.58/x
  3. Step 3: Cross multiply
    169,449.46x = 233,648.52 × 108,113.58
  4. Step 4: Simplify right side
    169,449.46x = 25,260,577,958.90
  5. Step 5: Solve for x
    x = 25,260,577,958.90/169,449.46
  6. Step 6: Final answer
    x = 149,074.41

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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.