Home / 252,899.87-348,997.71-138,176.04

Finding the Fourth Proportional to 252,899.87, 348,997.71 and 138,176.04

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Solution

The fourth proportional to 252,899.87, 348,997.71 and 138,176.04 is: 190,680.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,899.87 : 348,997.71 = 138,176.04 : x
  2. Step 2: Convert to fraction form
    252,899.87/348,997.71 = 138,176.04/x
  3. Step 3: Cross multiply
    252,899.87x = 348,997.71 × 138,176.04
  4. Step 4: Simplify right side
    252,899.87x = 48,223,121,536.87
  5. Step 5: Solve for x
    x = 48,223,121,536.87/252,899.87
  6. Step 6: Final answer
    x = 190,680.69

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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.