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Finding the Fourth Proportional to 58,644.48, 80,927.39 and 34,756.97

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Solution

The fourth proportional to 58,644.48, 80,927.39 and 34,756.97 is: 47,963.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,644.48 : 80,927.39 = 34,756.97 : x
  2. Step 2: Convert to fraction form
    58,644.48/80,927.39 = 34,756.97/x
  3. Step 3: Cross multiply
    58,644.48x = 80,927.39 × 34,756.97
  4. Step 4: Simplify right side
    58,644.48x = 2,812,790,287.99
  5. Step 5: Solve for x
    x = 2,812,790,287.99/58,644.48
  6. Step 6: Final answer
    x = 47,963.43

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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.