Home / 125,961.21-173,834.33-69,372.57

Finding the Fourth Proportional to 125,961.21, 173,834.33 and 69,372.57

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Solution

The fourth proportional to 125,961.21, 173,834.33 and 69,372.57 is: 95,738.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,961.21 : 173,834.33 = 69,372.57 : x
  2. Step 2: Convert to fraction form
    125,961.21/173,834.33 = 69,372.57/x
  3. Step 3: Cross multiply
    125,961.21x = 173,834.33 × 69,372.57
  4. Step 4: Simplify right side
    125,961.21x = 12,059,334,226.33
  5. Step 5: Solve for x
    x = 12,059,334,226.33/125,961.21
  6. Step 6: Final answer
    x = 95,738.48

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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.