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Finding the Fourth Proportional to 159,626.65, 220,286.37 and 88,004.83

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Solution

The fourth proportional to 159,626.65, 220,286.37 and 88,004.83 is: 121,447.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,626.65 : 220,286.37 = 88,004.83 : x
  2. Step 2: Convert to fraction form
    159,626.65/220,286.37 = 88,004.83/x
  3. Step 3: Cross multiply
    159,626.65x = 220,286.37 × 88,004.83
  4. Step 4: Simplify right side
    159,626.65x = 19,386,264,543.17
  5. Step 5: Solve for x
    x = 19,386,264,543.17/159,626.65
  6. Step 6: Final answer
    x = 121,447.54

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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.