Home / 125,474.18-173,154.48-68,113.46

Finding the Fourth Proportional to 125,474.18, 173,154.48 and 68,113.46

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Solution

The fourth proportional to 125,474.18, 173,154.48 and 68,113.46 is: 93,996.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,474.18 : 173,154.48 = 68,113.46 : x
  2. Step 2: Convert to fraction form
    125,474.18/173,154.48 = 68,113.46/x
  3. Step 3: Cross multiply
    125,474.18x = 173,154.48 × 68,113.46
  4. Step 4: Simplify right side
    125,474.18x = 11,794,150,747.30
  5. Step 5: Solve for x
    x = 11,794,150,747.30/125,474.18
  6. Step 6: Final answer
    x = 93,996.64

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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.