Home / 45,768.42-68,767.65-29,135.88

Finding the Fourth Proportional to 45,768.42, 68,767.65 and 29,135.88

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Solution

The fourth proportional to 45,768.42, 68,767.65 and 29,135.88 is: 43,777.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,768.42 : 68,767.65 = 29,135.88 : x
  2. Step 2: Convert to fraction form
    45,768.42/68,767.65 = 29,135.88/x
  3. Step 3: Cross multiply
    45,768.42x = 68,767.65 × 29,135.88
  4. Step 4: Simplify right side
    45,768.42x = 2,003,605,998.28
  5. Step 5: Solve for x
    x = 2,003,605,998.28/45,768.42
  6. Step 6: Final answer
    x = 43,777.04

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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.