Home / 146,979.38-202,825.67-86,552.57

Finding the Fourth Proportional to 146,979.38, 202,825.67 and 86,552.57

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Solution

The fourth proportional to 146,979.38, 202,825.67 and 86,552.57 is: 119,439.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,979.38 : 202,825.67 = 86,552.57 : x
  2. Step 2: Convert to fraction form
    146,979.38/202,825.67 = 86,552.57/x
  3. Step 3: Cross multiply
    146,979.38x = 202,825.67 × 86,552.57
  4. Step 4: Simplify right side
    146,979.38x = 17,555,081,553.58
  5. Step 5: Solve for x
    x = 17,555,081,553.58/146,979.38
  6. Step 6: Final answer
    x = 119,439.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.