Home / 48,274.22-66,556.81-31,248.43

Finding the Fourth Proportional to 48,274.22, 66,556.81 and 31,248.43

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Solution

The fourth proportional to 48,274.22, 66,556.81 and 31,248.43 is: 43,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,274.22 : 66,556.81 = 31,248.43 : x
  2. Step 2: Convert to fraction form
    48,274.22/66,556.81 = 31,248.43/x
  3. Step 3: Cross multiply
    48,274.22x = 66,556.81 × 31,248.43
  4. Step 4: Simplify right side
    48,274.22x = 2,079,795,818.31
  5. Step 5: Solve for x
    x = 2,079,795,818.31/48,274.22
  6. Step 6: Final answer
    x = 43,082.95

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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.