Home / 220,957.20-331,095.60-164,532.60

Finding the Fourth Proportional to 220,957.20, 331,095.60 and 164,532.60

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Solution

The fourth proportional to 220,957.20, 331,095.60 and 164,532.60 is: 246,545.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,957.20 : 331,095.60 = 164,532.60 : x
  2. Step 2: Convert to fraction form
    220,957.20/331,095.60 = 164,532.60/x
  3. Step 3: Cross multiply
    220,957.20x = 331,095.60 × 164,532.60
  4. Step 4: Simplify right side
    220,957.20x = 54,476,019,916.56
  5. Step 5: Solve for x
    x = 54,476,019,916.56/220,957.20
  6. Step 6: Final answer
    x = 246,545.57

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1.5x scale

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.