Home / 95,606.70-143,979.19-83,275.66

Finding the Fourth Proportional to 95,606.70, 143,979.19 and 83,275.66

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Solution

The fourth proportional to 95,606.70, 143,979.19 and 83,275.66 is: 125,409.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,606.70 : 143,979.19 = 83,275.66 : x
  2. Step 2: Convert to fraction form
    95,606.70/143,979.19 = 83,275.66/x
  3. Step 3: Cross multiply
    95,606.70x = 143,979.19 × 83,275.66
  4. Step 4: Simplify right side
    95,606.70x = 11,989,962,045.30
  5. Step 5: Solve for x
    x = 11,989,962,045.30/95,606.70
  6. Step 6: Final answer
    x = 125,409.23

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.