Home / 125,965.68-188,945.34-51,065.82

Finding the Fourth Proportional to 125,965.68, 188,945.34 and 51,065.82

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Solution

The fourth proportional to 125,965.68, 188,945.34 and 51,065.82 is: 76,597.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,965.68 : 188,945.34 = 51,065.82 : x
  2. Step 2: Convert to fraction form
    125,965.68/188,945.34 = 51,065.82/x
  3. Step 3: Cross multiply
    125,965.68x = 188,945.34 × 51,065.82
  4. Step 4: Simplify right side
    125,965.68x = 9,648,648,722.28
  5. Step 5: Solve for x
    x = 9,648,648,722.28/125,965.68
  6. Step 6: Final answer
    x = 76,597.44

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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.