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Finding the Fourth Proportional to 248,585.22, 372,824.10 and 71,044.56

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Solution

The fourth proportional to 248,585.22, 372,824.10 and 71,044.56 is: 106,551.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,585.22 : 372,824.10 = 71,044.56 : x
  2. Step 2: Convert to fraction form
    248,585.22/372,824.10 = 71,044.56/x
  3. Step 3: Cross multiply
    248,585.22x = 372,824.10 × 71,044.56
  4. Step 4: Simplify right side
    248,585.22x = 26,487,124,141.90
  5. Step 5: Solve for x
    x = 26,487,124,141.90/248,585.22
  6. Step 6: Final answer
    x = 106,551.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.