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Finding the Fourth Proportional to 248,472.18, 342,804.15 and 162,481.46

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Solution

The fourth proportional to 248,472.18, 342,804.15 and 162,481.46 is: 224,167.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,472.18 : 342,804.15 = 162,481.46 : x
  2. Step 2: Convert to fraction form
    248,472.18/342,804.15 = 162,481.46/x
  3. Step 3: Cross multiply
    248,472.18x = 342,804.15 × 162,481.46
  4. Step 4: Simplify right side
    248,472.18x = 55,699,317,072.04
  5. Step 5: Solve for x
    x = 55,699,317,072.04/248,472.18
  6. Step 6: Final answer
    x = 224,167.22

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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.