Home / 95,799.38-143,826.23-81,849.02

Finding the Fourth Proportional to 95,799.38, 143,826.23 and 81,849.02

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Solution

The fourth proportional to 95,799.38, 143,826.23 and 81,849.02 is: 122,882.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,799.38 : 143,826.23 = 81,849.02 : x
  2. Step 2: Convert to fraction form
    95,799.38/143,826.23 = 81,849.02/x
  3. Step 3: Cross multiply
    95,799.38x = 143,826.23 × 81,849.02
  4. Step 4: Simplify right side
    95,799.38x = 11,772,035,461.29
  5. Step 5: Solve for x
    x = 11,772,035,461.29/95,799.38
  6. Step 6: Final answer
    x = 122,882.17

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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.