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Finding the Fourth Proportional to 60,241.70, 83,132.87 and 33,018

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Solution

The fourth proportional to 60,241.70, 83,132.87 and 33,018 is: 45,564.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,241.70 : 83,132.87 = 33,018 : x
  2. Step 2: Convert to fraction form
    60,241.70/83,132.87 = 33,018/x
  3. Step 3: Cross multiply
    60,241.70x = 83,132.87 × 33,018
  4. Step 4: Simplify right side
    60,241.70x = 2,744,881,101.66
  5. Step 5: Solve for x
    x = 2,744,881,101.66/60,241.70
  6. Step 6: Final answer
    x = 45,564.47

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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.