Home / 252,334.20-348,216.72-137,613.70

Finding the Fourth Proportional to 252,334.20, 348,216.72 and 137,613.70

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Solution

The fourth proportional to 252,334.20, 348,216.72 and 137,613.70 is: 189,904.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,334.20 : 348,216.72 = 137,613.70 : x
  2. Step 2: Convert to fraction form
    252,334.20/348,216.72 = 137,613.70/x
  3. Step 3: Cross multiply
    252,334.20x = 348,216.72 × 137,613.70
  4. Step 4: Simplify right side
    252,334.20x = 47,919,391,241.06
  5. Step 5: Solve for x
    x = 47,919,391,241.06/252,334.20
  6. Step 6: Final answer
    x = 189,904.46

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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.