Home / 49,254.30-67,924.80-39,215.88

Finding the Fourth Proportional to 49,254.30, 67,924.80 and 39,215.88

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Solution

The fourth proportional to 49,254.30, 67,924.80 and 39,215.88 is: 54,081.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,254.30 : 67,924.80 = 39,215.88 : x
  2. Step 2: Convert to fraction form
    49,254.30/67,924.80 = 39,215.88/x
  3. Step 3: Cross multiply
    49,254.30x = 67,924.80 × 39,215.88
  4. Step 4: Simplify right side
    49,254.30x = 2,663,730,805.82
  5. Step 5: Solve for x
    x = 2,663,730,805.82/49,254.30
  6. Step 6: Final answer
    x = 54,081.18

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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.