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Finding the Fourth Proportional to 159,619.46, 220,276.30 and 88,002.04

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Solution

The fourth proportional to 159,619.46, 220,276.30 and 88,002.04 is: 121,443.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,619.46 : 220,276.30 = 88,002.04 : x
  2. Step 2: Convert to fraction form
    159,619.46/220,276.30 = 88,002.04/x
  3. Step 3: Cross multiply
    159,619.46x = 220,276.30 × 88,002.04
  4. Step 4: Simplify right side
    159,619.46x = 19,384,763,763.65
  5. Step 5: Solve for x
    x = 19,384,763,763.65/159,619.46
  6. Step 6: Final answer
    x = 121,443.61

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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.