Home / 95,431.29-143,154.45-25,310.61

Finding the Fourth Proportional to 95,431.29, 143,154.45 and 25,310.61

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Solution

The fourth proportional to 95,431.29, 143,154.45 and 25,310.61 is: 37,967.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,431.29 : 143,154.45 = 25,310.61 : x
  2. Step 2: Convert to fraction form
    95,431.29/143,154.45 = 25,310.61/x
  3. Step 3: Cross multiply
    95,431.29x = 143,154.45 × 25,310.61
  4. Step 4: Simplify right side
    95,431.29x = 3,623,326,453.71
  5. Step 5: Solve for x
    x = 3,623,326,453.71/95,431.29
  6. Step 6: Final answer
    x = 37,967.91

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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.