Home / 40,112.16-60,188.96-29,109.56

Finding the Fourth Proportional to 40,112.16, 60,188.96 and 29,109.56

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Solution

The fourth proportional to 40,112.16, 60,188.96 and 29,109.56 is: 43,679.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,112.16 : 60,188.96 = 29,109.56 : x
  2. Step 2: Convert to fraction form
    40,112.16/60,188.96 = 29,109.56/x
  3. Step 3: Cross multiply
    40,112.16x = 60,188.96 × 29,109.56
  4. Step 4: Simplify right side
    40,112.16x = 1,752,074,142.46
  5. Step 5: Solve for x
    x = 1,752,074,142.46/40,112.16
  6. Step 6: Final answer
    x = 43,679.38

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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.