Home / 148,381.20-222,505.44-106,653.12

Finding the Fourth Proportional to 148,381.20, 222,505.44 and 106,653.12

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Solution

The fourth proportional to 148,381.20, 222,505.44 and 106,653.12 is: 159,931.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,381.20 : 222,505.44 = 106,653.12 : x
  2. Step 2: Convert to fraction form
    148,381.20/222,505.44 = 106,653.12/x
  3. Step 3: Cross multiply
    148,381.20x = 222,505.44 × 106,653.12
  4. Step 4: Simplify right side
    148,381.20x = 23,730,899,392.97
  5. Step 5: Solve for x
    x = 23,730,899,392.97/148,381.20
  6. Step 6: Final answer
    x = 159,931.98

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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.