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Finding the Fourth Proportional to 162,650.80, 243,976.20 and 152,801.20

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Solution

The fourth proportional to 162,650.80, 243,976.20 and 152,801.20 is: 229,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,650.80 : 243,976.20 = 152,801.20 : x
  2. Step 2: Convert to fraction form
    162,650.80/243,976.20 = 152,801.20/x
  3. Step 3: Cross multiply
    162,650.80x = 243,976.20 × 152,801.20
  4. Step 4: Simplify right side
    162,650.80x = 37,279,856,131.44
  5. Step 5: Solve for x
    x = 37,279,856,131.44/162,650.80
  6. Step 6: Final answer
    x = 229,201.80

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1.5x scale

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.