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Finding the Fourth Proportional to 61,473.52, 84,844.08 and 35,628.46

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Solution

The fourth proportional to 61,473.52, 84,844.08 and 35,628.46 is: 49,173.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,473.52 : 84,844.08 = 35,628.46 : x
  2. Step 2: Convert to fraction form
    61,473.52/84,844.08 = 35,628.46/x
  3. Step 3: Cross multiply
    61,473.52x = 84,844.08 × 35,628.46
  4. Step 4: Simplify right side
    61,473.52x = 3,022,863,910.52
  5. Step 5: Solve for x
    x = 3,022,863,910.52/61,473.52
  6. Step 6: Final answer
    x = 49,173.43

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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.