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Finding the Fourth Proportional to 58,846.20, 88,269.30 and 55,044.60

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Solution

The fourth proportional to 58,846.20, 88,269.30 and 55,044.60 is: 82,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,846.20 : 88,269.30 = 55,044.60 : x
  2. Step 2: Convert to fraction form
    58,846.20/88,269.30 = 55,044.60/x
  3. Step 3: Cross multiply
    58,846.20x = 88,269.30 × 55,044.60
  4. Step 4: Simplify right side
    58,846.20x = 4,858,748,310.78
  5. Step 5: Solve for x
    x = 4,858,748,310.78/58,846.20
  6. Step 6: Final answer
    x = 82,566.90

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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.