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Finding the Fourth Proportional to 168,957.88, 253,239.98 and 94,042.19

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Solution

The fourth proportional to 168,957.88, 253,239.98 and 94,042.19 is: 140,953.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,957.88 : 253,239.98 = 94,042.19 : x
  2. Step 2: Convert to fraction form
    168,957.88/253,239.98 = 94,042.19/x
  3. Step 3: Cross multiply
    168,957.88x = 253,239.98 × 94,042.19
  4. Step 4: Simplify right side
    168,957.88x = 23,815,242,314.76
  5. Step 5: Solve for x
    x = 23,815,242,314.76/168,957.88
  6. Step 6: Final answer
    x = 140,953.73

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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.