Home / 159,327.20-219,939.60-113,416.48

Finding the Fourth Proportional to 159,327.20, 219,939.60 and 113,416.48

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Solution

The fourth proportional to 159,327.20, 219,939.60 and 113,416.48 is: 156,563.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,327.20 : 219,939.60 = 113,416.48 : x
  2. Step 2: Convert to fraction form
    159,327.20/219,939.60 = 113,416.48/x
  3. Step 3: Cross multiply
    159,327.20x = 219,939.60 × 113,416.48
  4. Step 4: Simplify right side
    159,327.20x = 24,944,775,244.61
  5. Step 5: Solve for x
    x = 24,944,775,244.61/159,327.20
  6. Step 6: Final answer
    x = 156,563.19

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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.