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Finding the Fourth Proportional to 61,178.43, 91,801.08 and 23,739.97

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Solution

The fourth proportional to 61,178.43, 91,801.08 and 23,739.97 is: 35,622.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,178.43 : 91,801.08 = 23,739.97 : x
  2. Step 2: Convert to fraction form
    61,178.43/91,801.08 = 23,739.97/x
  3. Step 3: Cross multiply
    61,178.43x = 91,801.08 × 23,739.97
  4. Step 4: Simplify right side
    61,178.43x = 2,179,354,885.17
  5. Step 5: Solve for x
    x = 2,179,354,885.17/61,178.43
  6. Step 6: Final answer
    x = 35,622.93

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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.