Home / 87,884.94-121,283.24-51,596.66

Finding the Fourth Proportional to 87,884.94, 121,283.24 and 51,596.66

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Solution

The fourth proportional to 87,884.94, 121,283.24 and 51,596.66 is: 71,204.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,884.94 : 121,283.24 = 51,596.66 : x
  2. Step 2: Convert to fraction form
    87,884.94/121,283.24 = 51,596.66/x
  3. Step 3: Cross multiply
    87,884.94x = 121,283.24 × 51,596.66
  4. Step 4: Simplify right side
    87,884.94x = 6,257,810,097.98
  5. Step 5: Solve for x
    x = 6,257,810,097.98/87,884.94
  6. Step 6: Final answer
    x = 71,204.58

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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.