Home / 218,204.10-301,262.31-140,714.39

Finding the Fourth Proportional to 218,204.10, 301,262.31 and 140,714.39

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Solution

The fourth proportional to 218,204.10, 301,262.31 and 140,714.39 is: 194,276.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,204.10 : 301,262.31 = 140,714.39 : x
  2. Step 2: Convert to fraction form
    218,204.10/301,262.31 = 140,714.39/x
  3. Step 3: Cross multiply
    218,204.10x = 301,262.31 × 140,714.39
  4. Step 4: Simplify right side
    218,204.10x = 42,391,940,675.33
  5. Step 5: Solve for x
    x = 42,391,940,675.33/218,204.10
  6. Step 6: Final answer
    x = 194,276.55

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1.5x scale

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.