Home / 62,490.20-86,236.46-34,195.88

Finding the Fourth Proportional to 62,490.20, 86,236.46 and 34,195.88

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Solution

The fourth proportional to 62,490.20, 86,236.46 and 34,195.88 is: 47,190.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,490.20 : 86,236.46 = 34,195.88 : x
  2. Step 2: Convert to fraction form
    62,490.20/86,236.46 = 34,195.88/x
  3. Step 3: Cross multiply
    62,490.20x = 86,236.46 × 34,195.88
  4. Step 4: Simplify right side
    62,490.20x = 2,948,931,637.78
  5. Step 5: Solve for x
    x = 2,948,931,637.78/62,490.20
  6. Step 6: Final answer
    x = 47,190.31

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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.