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Finding the Fourth Proportional to 61,948.48, 92,908.71 and 28,650.27

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Solution

The fourth proportional to 61,948.48, 92,908.71 and 28,650.27 is: 42,968.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,948.48 : 92,908.71 = 28,650.27 : x
  2. Step 2: Convert to fraction form
    61,948.48/92,908.71 = 28,650.27/x
  3. Step 3: Cross multiply
    61,948.48x = 92,908.71 × 28,650.27
  4. Step 4: Simplify right side
    61,948.48x = 2,661,859,724.31
  5. Step 5: Solve for x
    x = 2,661,859,724.31/61,948.48
  6. Step 6: Final answer
    x = 42,968.92

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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.