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Finding the Fourth Proportional to 220,105.46, 330,114.44 and 107,737.40

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Solution

The fourth proportional to 220,105.46, 330,114.44 and 107,737.40 is: 161,584.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,105.46 : 330,114.44 = 107,737.40 : x
  2. Step 2: Convert to fraction form
    220,105.46/330,114.44 = 107,737.40/x
  3. Step 3: Cross multiply
    220,105.46x = 330,114.44 × 107,737.40
  4. Step 4: Simplify right side
    220,105.46x = 35,565,671,468.06
  5. Step 5: Solve for x
    x = 35,565,671,468.06/220,105.46
  6. Step 6: Final answer
    x = 161,584.69

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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.