Home / 135,514.46-203,234.96-56,612.18

Finding the Fourth Proportional to 135,514.46, 203,234.96 and 56,612.18

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Solution

The fourth proportional to 135,514.46, 203,234.96 and 56,612.18 is: 84,902.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,514.46 : 203,234.96 = 56,612.18 : x
  2. Step 2: Convert to fraction form
    135,514.46/203,234.96 = 56,612.18/x
  3. Step 3: Cross multiply
    135,514.46x = 203,234.96 × 56,612.18
  4. Step 4: Simplify right side
    135,514.46x = 11,505,573,263.17
  5. Step 5: Solve for x
    x = 11,505,573,263.17/135,514.46
  6. Step 6: Final answer
    x = 84,902.92

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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.