Home / 58,138.11-80,227.78-32,641.33

Finding the Fourth Proportional to 58,138.11, 80,227.78 and 32,641.33

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Solution

The fourth proportional to 58,138.11, 80,227.78 and 32,641.33 is: 45,043.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,138.11 : 80,227.78 = 32,641.33 : x
  2. Step 2: Convert to fraction form
    58,138.11/80,227.78 = 32,641.33/x
  3. Step 3: Cross multiply
    58,138.11x = 80,227.78 × 32,641.33
  4. Step 4: Simplify right side
    58,138.11x = 2,618,741,278.94
  5. Step 5: Solve for x
    x = 2,618,741,278.94/58,138.11
  6. Step 6: Final answer
    x = 45,043.46

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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.