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Finding the Fourth Proportional to 67,998.78, 101,883.02 and 41,648.47

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Solution

The fourth proportional to 67,998.78, 101,883.02 and 41,648.47 is: 62,402.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,998.78 : 101,883.02 = 41,648.47 : x
  2. Step 2: Convert to fraction form
    67,998.78/101,883.02 = 41,648.47/x
  3. Step 3: Cross multiply
    67,998.78x = 101,883.02 × 41,648.47
  4. Step 4: Simplify right side
    67,998.78x = 4,243,271,439.03
  5. Step 5: Solve for x
    x = 4,243,271,439.03/67,998.78
  6. Step 6: Final answer
    x = 62,402.17

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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.