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Finding the Fourth Proportional to 61,253.24, 91,871.48 and 16,873.61

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Solution

The fourth proportional to 61,253.24, 91,871.48 and 16,873.61 is: 25,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,253.24 : 91,871.48 = 16,873.61 : x
  2. Step 2: Convert to fraction form
    61,253.24/91,871.48 = 16,873.61/x
  3. Step 3: Cross multiply
    61,253.24x = 91,871.48 × 16,873.61
  4. Step 4: Simplify right side
    61,253.24x = 1,550,203,106.47
  5. Step 5: Solve for x
    x = 1,550,203,106.47/61,253.24
  6. Step 6: Final answer
    x = 25,308.10

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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.