Home / 48,619.24-67,080.56-31,648.46

Finding the Fourth Proportional to 48,619.24, 67,080.56 and 31,648.46

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Solution

The fourth proportional to 48,619.24, 67,080.56 and 31,648.46 is: 43,665.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,619.24 : 67,080.56 = 31,648.46 : x
  2. Step 2: Convert to fraction form
    48,619.24/67,080.56 = 31,648.46/x
  3. Step 3: Cross multiply
    48,619.24x = 67,080.56 × 31,648.46
  4. Step 4: Simplify right side
    48,619.24x = 2,122,995,926.29
  5. Step 5: Solve for x
    x = 2,122,995,926.29/48,619.24
  6. Step 6: Final answer
    x = 43,665.76

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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.