Home / 197,378.72-296,084.28-64,223.36

Finding the Fourth Proportional to 197,378.72, 296,084.28 and 64,223.36

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Solution

The fourth proportional to 197,378.72, 296,084.28 and 64,223.36 is: 96,340.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,378.72 : 296,084.28 = 64,223.36 : x
  2. Step 2: Convert to fraction form
    197,378.72/296,084.28 = 64,223.36/x
  3. Step 3: Cross multiply
    197,378.72x = 296,084.28 × 64,223.36
  4. Step 4: Simplify right side
    197,378.72x = 19,015,527,304.78
  5. Step 5: Solve for x
    x = 19,015,527,304.78/197,378.72
  6. Step 6: Final answer
    x = 96,340.31

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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.