Home / 170,838.20-256,257.30-162,673.40

Finding the Fourth Proportional to 170,838.20, 256,257.30 and 162,673.40

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Solution

The fourth proportional to 170,838.20, 256,257.30 and 162,673.40 is: 244,010.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,838.20 : 256,257.30 = 162,673.40 : x
  2. Step 2: Convert to fraction form
    170,838.20/256,257.30 = 162,673.40/x
  3. Step 3: Cross multiply
    170,838.20x = 256,257.30 × 162,673.40
  4. Step 4: Simplify right side
    170,838.20x = 41,686,246,265.82
  5. Step 5: Solve for x
    x = 41,686,246,265.82/170,838.20
  6. Step 6: Final answer
    x = 244,010.10

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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.