Home / 170,983.20-256,474.80-162,818.40

Finding the Fourth Proportional to 170,983.20, 256,474.80 and 162,818.40

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Solution

The fourth proportional to 170,983.20, 256,474.80 and 162,818.40 is: 244,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,983.20 : 256,474.80 = 162,818.40 : x
  2. Step 2: Convert to fraction form
    170,983.20/256,474.80 = 162,818.40/x
  3. Step 3: Cross multiply
    170,983.20x = 256,474.80 × 162,818.40
  4. Step 4: Simplify right side
    170,983.20x = 41,758,816,576.32
  5. Step 5: Solve for x
    x = 41,758,816,576.32/170,983.20
  6. Step 6: Final answer
    x = 244,227.60

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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.