Home / 155,609.20-233,391.96-88,832.72

Finding the Fourth Proportional to 155,609.20, 233,391.96 and 88,832.72

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Solution

The fourth proportional to 155,609.20, 233,391.96 and 88,832.72 is: 133,236.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,609.20 : 233,391.96 = 88,832.72 : x
  2. Step 2: Convert to fraction form
    155,609.20/233,391.96 = 88,832.72/x
  3. Step 3: Cross multiply
    155,609.20x = 233,391.96 × 88,832.72
  4. Step 4: Simplify right side
    155,609.20x = 20,732,842,632.93
  5. Step 5: Solve for x
    x = 20,732,842,632.93/155,609.20
  6. Step 6: Final answer
    x = 133,236.61

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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.