Home / 197,807.46-296,757.87-64,687.20

Finding the Fourth Proportional to 197,807.46, 296,757.87 and 64,687.20

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Solution

The fourth proportional to 197,807.46, 296,757.87 and 64,687.20 is: 97,046.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,807.46 : 296,757.87 = 64,687.20 : x
  2. Step 2: Convert to fraction form
    197,807.46/296,757.87 = 64,687.20/x
  3. Step 3: Cross multiply
    197,807.46x = 296,757.87 × 64,687.20
  4. Step 4: Simplify right side
    197,807.46x = 19,196,435,688.26
  5. Step 5: Solve for x
    x = 19,196,435,688.26/197,807.46
  6. Step 6: Final answer
    x = 97,046.07

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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.