Home / 197,491.12-296,267.40-64,340.38

Finding the Fourth Proportional to 197,491.12, 296,267.40 and 64,340.38

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Solution

The fourth proportional to 197,491.12, 296,267.40 and 64,340.38 is: 96,520.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,491.12 : 296,267.40 = 64,340.38 : x
  2. Step 2: Convert to fraction form
    197,491.12/296,267.40 = 64,340.38/x
  3. Step 3: Cross multiply
    197,491.12x = 296,267.40 × 64,340.38
  4. Step 4: Simplify right side
    197,491.12x = 19,061,957,097.61
  5. Step 5: Solve for x
    x = 19,061,957,097.61/197,491.12
  6. Step 6: Final answer
    x = 96,520.58

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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.