Home / 95,452.02-143,159.30-90,709.57

Finding the Fourth Proportional to 95,452.02, 143,159.30 and 90,709.57

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Solution

The fourth proportional to 95,452.02, 143,159.30 and 90,709.57 is: 136,046.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,452.02 : 143,159.30 = 90,709.57 : x
  2. Step 2: Convert to fraction form
    95,452.02/143,159.30 = 90,709.57/x
  3. Step 3: Cross multiply
    95,452.02x = 143,159.30 × 90,709.57
  4. Step 4: Simplify right side
    95,452.02x = 12,985,918,610.06
  5. Step 5: Solve for x
    x = 12,985,918,610.06/95,452.02
  6. Step 6: Final answer
    x = 136,046.56

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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.