Home / 158,734.08-238,147.20-75,697.92

Finding the Fourth Proportional to 158,734.08, 238,147.20 and 75,697.92

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Solution

The fourth proportional to 158,734.08, 238,147.20 and 75,697.92 is: 113,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,734.08 : 238,147.20 = 75,697.92 : x
  2. Step 2: Convert to fraction form
    158,734.08/238,147.20 = 75,697.92/x
  3. Step 3: Cross multiply
    158,734.08x = 238,147.20 × 75,697.92
  4. Step 4: Simplify right side
    158,734.08x = 18,027,247,693.82
  5. Step 5: Solve for x
    x = 18,027,247,693.82/158,734.08
  6. Step 6: Final answer
    x = 113,568.85

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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.