Home / 148,009.88-222,102.30-54,581.24

Finding the Fourth Proportional to 148,009.88, 222,102.30 and 54,581.24

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Solution

The fourth proportional to 148,009.88, 222,102.30 and 54,581.24 is: 81,904.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,009.88 : 222,102.30 = 54,581.24 : x
  2. Step 2: Convert to fraction form
    148,009.88/222,102.30 = 54,581.24/x
  3. Step 3: Cross multiply
    148,009.88x = 222,102.30 × 54,581.24
  4. Step 4: Simplify right side
    148,009.88x = 12,122,618,940.85
  5. Step 5: Solve for x
    x = 12,122,618,940.85/148,009.88
  6. Step 6: Final answer
    x = 81,904.12

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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.