Home / 135,115.76-202,714.28-95,748.72

Finding the Fourth Proportional to 135,115.76, 202,714.28 and 95,748.72

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Solution

The fourth proportional to 135,115.76, 202,714.28 and 95,748.72 is: 143,651.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,115.76 : 202,714.28 = 95,748.72 : x
  2. Step 2: Convert to fraction form
    135,115.76/202,714.28 = 95,748.72/x
  3. Step 3: Cross multiply
    135,115.76x = 202,714.28 × 95,748.72
  4. Step 4: Simplify right side
    135,115.76x = 19,409,632,835.72
  5. Step 5: Solve for x
    x = 19,409,632,835.72/135,115.76
  6. Step 6: Final answer
    x = 143,651.88

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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.