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Finding the Fourth Proportional to 58,662.29, 80,948.97 and 33,165.12

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Solution

The fourth proportional to 58,662.29, 80,948.97 and 33,165.12 is: 45,765.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,662.29 : 80,948.97 = 33,165.12 : x
  2. Step 2: Convert to fraction form
    58,662.29/80,948.97 = 33,165.12/x
  3. Step 3: Cross multiply
    58,662.29x = 80,948.97 × 33,165.12
  4. Step 4: Simplify right side
    58,662.29x = 2,684,682,184.47
  5. Step 5: Solve for x
    x = 2,684,682,184.47/58,662.29
  6. Step 6: Final answer
    x = 45,765.04

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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.