Home / 136,245.94-204,382.85-52,076.95

Finding the Fourth Proportional to 136,245.94, 204,382.85 and 52,076.95

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Solution

The fourth proportional to 136,245.94, 204,382.85 and 52,076.95 is: 78,120.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,245.94 : 204,382.85 = 52,076.95 : x
  2. Step 2: Convert to fraction form
    136,245.94/204,382.85 = 52,076.95/x
  3. Step 3: Cross multiply
    136,245.94x = 204,382.85 × 52,076.95
  4. Step 4: Simplify right side
    136,245.94x = 10,643,635,199.92
  5. Step 5: Solve for x
    x = 10,643,635,199.92/136,245.94
  6. Step 6: Final answer
    x = 78,120.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.