Home / 220,722.27-331,280.23-102,460.24

Finding the Fourth Proportional to 220,722.27, 331,280.23 and 102,460.24

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Solution

The fourth proportional to 220,722.27, 331,280.23 and 102,460.24 is: 153,781.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,722.27 : 331,280.23 = 102,460.24 : x
  2. Step 2: Convert to fraction form
    220,722.27/331,280.23 = 102,460.24/x
  3. Step 3: Cross multiply
    220,722.27x = 331,280.23 × 102,460.24
  4. Step 4: Simplify right side
    220,722.27x = 33,943,052,223.12
  5. Step 5: Solve for x
    x = 33,943,052,223.12/220,722.27
  6. Step 6: Final answer
    x = 153,781.73

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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.