Home / 197,565.47-296,048.84-130,766.28

Finding the Fourth Proportional to 197,565.47, 296,048.84 and 130,766.28

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Solution

The fourth proportional to 197,565.47, 296,048.84 and 130,766.28 is: 195,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,565.47 : 296,048.84 = 130,766.28 : x
  2. Step 2: Convert to fraction form
    197,565.47/296,048.84 = 130,766.28/x
  3. Step 3: Cross multiply
    197,565.47x = 296,048.84 × 130,766.28
  4. Step 4: Simplify right side
    197,565.47x = 38,713,204,851.28
  5. Step 5: Solve for x
    x = 38,713,204,851.28/197,565.47
  6. Step 6: Final answer
    x = 195,951.28

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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.