Home / 95,458.26-143,034.30-69,177.81

Finding the Fourth Proportional to 95,458.26, 143,034.30 and 69,177.81

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Solution

The fourth proportional to 95,458.26, 143,034.30 and 69,177.81 is: 103,655.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,458.26 : 143,034.30 = 69,177.81 : x
  2. Step 2: Convert to fraction form
    95,458.26/143,034.30 = 69,177.81/x
  3. Step 3: Cross multiply
    95,458.26x = 143,034.30 × 69,177.81
  4. Step 4: Simplify right side
    95,458.26x = 9,894,799,628.88
  5. Step 5: Solve for x
    x = 9,894,799,628.88/95,458.26
  6. Step 6: Final answer
    x = 103,655.77

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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.