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Finding the Fourth Proportional to 159,217.68, 238,863.56 and 59,378.16

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Solution

The fourth proportional to 159,217.68, 238,863.56 and 59,378.16 is: 89,081.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,217.68 : 238,863.56 = 59,378.16 : x
  2. Step 2: Convert to fraction form
    159,217.68/238,863.56 = 59,378.16/x
  3. Step 3: Cross multiply
    159,217.68x = 238,863.56 × 59,378.16
  4. Step 4: Simplify right side
    159,217.68x = 14,183,278,683.85
  5. Step 5: Solve for x
    x = 14,183,278,683.85/159,217.68
  6. Step 6: Final answer
    x = 89,081.05

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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.