Home / 87,846.30-121,227.94-47,560.07

Finding the Fourth Proportional to 87,846.30, 121,227.94 and 47,560.07

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Solution

The fourth proportional to 87,846.30, 121,227.94 and 47,560.07 is: 65,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,846.30 : 121,227.94 = 47,560.07 : x
  2. Step 2: Convert to fraction form
    87,846.30/121,227.94 = 47,560.07/x
  3. Step 3: Cross multiply
    87,846.30x = 121,227.94 × 47,560.07
  4. Step 4: Simplify right side
    87,846.30x = 5,765,609,312.36
  5. Step 5: Solve for x
    x = 5,765,609,312.36/87,846.30
  6. Step 6: Final answer
    x = 65,632.92

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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.