Home / 125,364.34-173,028.25-85,091.07

Finding the Fourth Proportional to 125,364.34, 173,028.25 and 85,091.07

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Solution

The fourth proportional to 125,364.34, 173,028.25 and 85,091.07 is: 117,442.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,364.34 : 173,028.25 = 85,091.07 : x
  2. Step 2: Convert to fraction form
    125,364.34/173,028.25 = 85,091.07/x
  3. Step 3: Cross multiply
    125,364.34x = 173,028.25 × 85,091.07
  4. Step 4: Simplify right side
    125,364.34x = 14,723,158,932.73
  5. Step 5: Solve for x
    x = 14,723,158,932.73/125,364.34
  6. Step 6: Final answer
    x = 117,442.96

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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.