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Finding the Fourth Proportional to 95,549.80, 143,287.82 and 31,492.56

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Solution

The fourth proportional to 95,549.80, 143,287.82 and 31,492.56 is: 47,226.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,549.80 : 143,287.82 = 31,492.56 : x
  2. Step 2: Convert to fraction form
    95,549.80/143,287.82 = 31,492.56/x
  3. Step 3: Cross multiply
    95,549.80x = 143,287.82 × 31,492.56
  4. Step 4: Simplify right side
    95,549.80x = 4,512,500,268.62
  5. Step 5: Solve for x
    x = 4,512,500,268.62/95,549.80
  6. Step 6: Final answer
    x = 47,226.68

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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.