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Finding the Fourth Proportional to 36,116.70, 54,065.70 and 32,180.10

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Solution

The fourth proportional to 36,116.70, 54,065.70 and 32,180.10 is: 48,172.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,116.70 : 54,065.70 = 32,180.10 : x
  2. Step 2: Convert to fraction form
    36,116.70/54,065.70 = 32,180.10/x
  3. Step 3: Cross multiply
    36,116.70x = 54,065.70 × 32,180.10
  4. Step 4: Simplify right side
    36,116.70x = 1,739,839,632.57
  5. Step 5: Solve for x
    x = 1,739,839,632.57/36,116.70
  6. Step 6: Final answer
    x = 48,172.72

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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.