Home / 96,785.68-145,199.04-34,456

Finding the Fourth Proportional to 96,785.68, 145,199.04 and 34,456

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Solution

The fourth proportional to 96,785.68, 145,199.04 and 34,456 is: 51,691.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,785.68 : 145,199.04 = 34,456 : x
  2. Step 2: Convert to fraction form
    96,785.68/145,199.04 = 34,456/x
  3. Step 3: Cross multiply
    96,785.68x = 145,199.04 × 34,456
  4. Step 4: Simplify right side
    96,785.68x = 5,002,978,122.24
  5. Step 5: Solve for x
    x = 5,002,978,122.24/96,785.68
  6. Step 6: Final answer
    x = 51,691.31

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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.