Home / 95,840.20-143,933.10-92,729.80

Finding the Fourth Proportional to 95,840.20, 143,933.10 and 92,729.80

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Solution

The fourth proportional to 95,840.20, 143,933.10 and 92,729.80 is: 139,261.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,840.20 : 143,933.10 = 92,729.80 : x
  2. Step 2: Convert to fraction form
    95,840.20/143,933.10 = 92,729.80/x
  3. Step 3: Cross multiply
    95,840.20x = 143,933.10 × 92,729.80
  4. Step 4: Simplify right side
    95,840.20x = 13,346,887,576.38
  5. Step 5: Solve for x
    x = 13,346,887,576.38/95,840.20
  6. Step 6: Final answer
    x = 139,261.89

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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.