Home / 170,834.48-256,252.20-100,617.20

Finding the Fourth Proportional to 170,834.48, 256,252.20 and 100,617.20

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Solution

The fourth proportional to 170,834.48, 256,252.20 and 100,617.20 is: 150,926.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,834.48 : 256,252.20 = 100,617.20 : x
  2. Step 2: Convert to fraction form
    170,834.48/256,252.20 = 100,617.20/x
  3. Step 3: Cross multiply
    170,834.48x = 256,252.20 × 100,617.20
  4. Step 4: Simplify right side
    170,834.48x = 25,783,378,857.84
  5. Step 5: Solve for x
    x = 25,783,378,857.84/170,834.48
  6. Step 6: Final answer
    x = 150,926.08

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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.