Home / 252,064.35-347,844.92-138,891.15

Finding the Fourth Proportional to 252,064.35, 347,844.92 and 138,891.15

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Solution

The fourth proportional to 252,064.35, 347,844.92 and 138,891.15 is: 191,667.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,064.35 : 347,844.92 = 138,891.15 : x
  2. Step 2: Convert to fraction form
    252,064.35/347,844.92 = 138,891.15/x
  3. Step 3: Cross multiply
    252,064.35x = 347,844.92 × 138,891.15
  4. Step 4: Simplify right side
    252,064.35x = 48,312,580,266.00
  5. Step 5: Solve for x
    x = 48,312,580,266.00/252,064.35
  6. Step 6: Final answer
    x = 191,667.64

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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.