Home / 170,945.49-256,429.17-65,764.46

Finding the Fourth Proportional to 170,945.49, 256,429.17 and 65,764.46

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Solution

The fourth proportional to 170,945.49, 256,429.17 and 65,764.46 is: 98,650.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,945.49 : 256,429.17 = 65,764.46 : x
  2. Step 2: Convert to fraction form
    170,945.49/256,429.17 = 65,764.46/x
  3. Step 3: Cross multiply
    170,945.49x = 256,429.17 × 65,764.46
  4. Step 4: Simplify right side
    170,945.49x = 16,863,924,906.99
  5. Step 5: Solve for x
    x = 16,863,924,906.99/170,945.49
  6. Step 6: Final answer
    x = 98,650.89

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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.