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Finding the Fourth Proportional to 58,691.22, 80,992.41 and 32,849.38

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Solution

The fourth proportional to 58,691.22, 80,992.41 and 32,849.38 is: 45,331.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,691.22 : 80,992.41 = 32,849.38 : x
  2. Step 2: Convert to fraction form
    58,691.22/80,992.41 = 32,849.38/x
  3. Step 3: Cross multiply
    58,691.22x = 80,992.41 × 32,849.38
  4. Step 4: Simplify right side
    58,691.22x = 2,660,550,453.21
  5. Step 5: Solve for x
    x = 2,660,550,453.21/58,691.22
  6. Step 6: Final answer
    x = 45,331.32

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1.5x scale

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.