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Finding the Fourth Proportional to 61,797.25, 92,663.07 and 28,500.18

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Solution

The fourth proportional to 61,797.25, 92,663.07 and 28,500.18 is: 42,735.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,797.25 : 92,663.07 = 28,500.18 : x
  2. Step 2: Convert to fraction form
    61,797.25/92,663.07 = 28,500.18/x
  3. Step 3: Cross multiply
    61,797.25x = 92,663.07 × 28,500.18
  4. Step 4: Simplify right side
    61,797.25x = 2,640,914,174.35
  5. Step 5: Solve for x
    x = 2,640,914,174.35/61,797.25
  6. Step 6: Final answer
    x = 42,735.14

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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.