Home / 161,348.25-222,275.19-112,859.64

Finding the Fourth Proportional to 161,348.25, 222,275.19 and 112,859.64

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Solution

The fourth proportional to 161,348.25, 222,275.19 and 112,859.64 is: 155,476.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,348.25 : 222,275.19 = 112,859.64 : x
  2. Step 2: Convert to fraction form
    161,348.25/222,275.19 = 112,859.64/x
  3. Step 3: Cross multiply
    161,348.25x = 222,275.19 × 112,859.64
  4. Step 4: Simplify right side
    161,348.25x = 25,085,897,924.33
  5. Step 5: Solve for x
    x = 25,085,897,924.33/161,348.25
  6. Step 6: Final answer
    x = 155,476.73

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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.