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Finding the Fourth Proportional to 61,468.52, 84,834.80 and 35,982.68

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Solution

The fourth proportional to 61,468.52, 84,834.80 and 35,982.68 is: 49,660.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,468.52 : 84,834.80 = 35,982.68 : x
  2. Step 2: Convert to fraction form
    61,468.52/84,834.80 = 35,982.68/x
  3. Step 3: Cross multiply
    61,468.52x = 84,834.80 × 35,982.68
  4. Step 4: Simplify right side
    61,468.52x = 3,052,583,461.26
  5. Step 5: Solve for x
    x = 3,052,583,461.26/61,468.52
  6. Step 6: Final answer
    x = 49,660.92

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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.