Home / 204,974.79-307,470.42-64,733.46

Finding the Fourth Proportional to 204,974.79, 307,470.42 and 64,733.46

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Solution

The fourth proportional to 204,974.79, 307,470.42 and 64,733.46 is: 97,102.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,974.79 : 307,470.42 = 64,733.46 : x
  2. Step 2: Convert to fraction form
    204,974.79/307,470.42 = 64,733.46/x
  3. Step 3: Cross multiply
    204,974.79x = 307,470.42 × 64,733.46
  4. Step 4: Simplify right side
    204,974.79x = 19,903,624,134.25
  5. Step 5: Solve for x
    x = 19,903,624,134.25/204,974.79
  6. Step 6: Final answer
    x = 97,102.79

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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.