Home / 252,899.94-348,997.83-138,176.13

Finding the Fourth Proportional to 252,899.94, 348,997.83 and 138,176.13

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Solution

The fourth proportional to 252,899.94, 348,997.83 and 138,176.13 is: 190,680.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,899.94 : 348,997.83 = 138,176.13 : x
  2. Step 2: Convert to fraction form
    252,899.94/348,997.83 = 138,176.13/x
  3. Step 3: Cross multiply
    252,899.94x = 348,997.83 × 138,176.13
  4. Step 4: Simplify right side
    252,899.94x = 48,223,168,655.30
  5. Step 5: Solve for x
    x = 48,223,168,655.30/252,899.94
  6. Step 6: Final answer
    x = 190,680.82

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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.