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Finding the Fourth Proportional to 157,801.44, 236,714.52 and 52,620.48

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Solution

The fourth proportional to 157,801.44, 236,714.52 and 52,620.48 is: 78,934.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,801.44 : 236,714.52 = 52,620.48 : x
  2. Step 2: Convert to fraction form
    157,801.44/236,714.52 = 52,620.48/x
  3. Step 3: Cross multiply
    157,801.44x = 236,714.52 × 52,620.48
  4. Step 4: Simplify right side
    157,801.44x = 12,456,031,665.37
  5. Step 5: Solve for x
    x = 12,456,031,665.37/157,801.44
  6. Step 6: Final answer
    x = 78,934.84

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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.