Home / 159,845.91-220,589.18-88,225.93

Finding the Fourth Proportional to 159,845.91, 220,589.18 and 88,225.93

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Solution

The fourth proportional to 159,845.91, 220,589.18 and 88,225.93 is: 121,752.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,845.91 : 220,589.18 = 88,225.93 : x
  2. Step 2: Convert to fraction form
    159,845.91/220,589.18 = 88,225.93/x
  3. Step 3: Cross multiply
    159,845.91x = 220,589.18 × 88,225.93
  4. Step 4: Simplify right side
    159,845.91x = 19,461,685,553.44
  5. Step 5: Solve for x
    x = 19,461,685,553.44/159,845.91
  6. Step 6: Final answer
    x = 121,752.79

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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.