Home / 87,846.18-121,227.94-47,560.38

Finding the Fourth Proportional to 87,846.18, 121,227.94 and 47,560.38

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Solution

The fourth proportional to 87,846.18, 121,227.94 and 47,560.38 is: 65,633.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,846.18 : 121,227.94 = 47,560.38 : x
  2. Step 2: Convert to fraction form
    87,846.18/121,227.94 = 47,560.38/x
  3. Step 3: Cross multiply
    87,846.18x = 121,227.94 × 47,560.38
  4. Step 4: Simplify right side
    87,846.18x = 5,765,646,893.02
  5. Step 5: Solve for x
    x = 5,765,646,893.02/87,846.18
  6. Step 6: Final answer
    x = 65,633.44

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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.