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Finding the Fourth Proportional to 58,396.50, 80,587.26 and 33,246

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Solution

The fourth proportional to 58,396.50, 80,587.26 and 33,246 is: 45,879.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,396.50 : 80,587.26 = 33,246 : x
  2. Step 2: Convert to fraction form
    58,396.50/80,587.26 = 33,246/x
  3. Step 3: Cross multiply
    58,396.50x = 80,587.26 × 33,246
  4. Step 4: Simplify right side
    58,396.50x = 2,679,204,045.96
  5. Step 5: Solve for x
    x = 2,679,204,045.96/58,396.50
  6. Step 6: Final answer
    x = 45,879.53

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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.