Home / 146,608.38-202,273.20-86,159.70

Finding the Fourth Proportional to 146,608.38, 202,273.20 and 86,159.70

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Solution

The fourth proportional to 146,608.38, 202,273.20 and 86,159.70 is: 118,873.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,608.38 : 202,273.20 = 86,159.70 : x
  2. Step 2: Convert to fraction form
    146,608.38/202,273.20 = 86,159.70/x
  3. Step 3: Cross multiply
    146,608.38x = 202,273.20 × 86,159.70
  4. Step 4: Simplify right side
    146,608.38x = 17,427,798,230.04
  5. Step 5: Solve for x
    x = 17,427,798,230.04/146,608.38
  6. Step 6: Final answer
    x = 118,873.14

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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.