Home / 269,944.45-372,516.57-147,431.75

Finding the Fourth Proportional to 269,944.45, 372,516.57 and 147,431.75

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Solution

The fourth proportional to 269,944.45, 372,516.57 and 147,431.75 is: 203,452.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,944.45 : 372,516.57 = 147,431.75 : x
  2. Step 2: Convert to fraction form
    269,944.45/372,516.57 = 147,431.75/x
  3. Step 3: Cross multiply
    269,944.45x = 372,516.57 × 147,431.75
  4. Step 4: Simplify right side
    269,944.45x = 54,920,767,956.51
  5. Step 5: Solve for x
    x = 54,920,767,956.51/269,944.45
  6. Step 6: Final answer
    x = 203,452.11

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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.