Home / 115,890.94-173,799.57-108,326.12

Finding the Fourth Proportional to 115,890.94, 173,799.57 and 108,326.12

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Solution

The fourth proportional to 115,890.94, 173,799.57 and 108,326.12 is: 162,454.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,890.94 : 173,799.57 = 108,326.12 : x
  2. Step 2: Convert to fraction form
    115,890.94/173,799.57 = 108,326.12/x
  3. Step 3: Cross multiply
    115,890.94x = 173,799.57 × 108,326.12
  4. Step 4: Simplify right side
    115,890.94x = 18,827,032,187.80
  5. Step 5: Solve for x
    x = 18,827,032,187.80/115,890.94
  6. Step 6: Final answer
    x = 162,454.73

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1.5x scale

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.