Home / 125,944.32-173,699.84-91,914.56

Finding the Fourth Proportional to 125,944.32, 173,699.84 and 91,914.56

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Solution

The fourth proportional to 125,944.32, 173,699.84 and 91,914.56 is: 126,766.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,944.32 : 173,699.84 = 91,914.56 : x
  2. Step 2: Convert to fraction form
    125,944.32/173,699.84 = 91,914.56/x
  3. Step 3: Cross multiply
    125,944.32x = 173,699.84 × 91,914.56
  4. Step 4: Simplify right side
    125,944.32x = 15,965,544,365.67
  5. Step 5: Solve for x
    x = 15,965,544,365.67/125,944.32
  6. Step 6: Final answer
    x = 126,766.69

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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.