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Finding the Fourth Proportional to 60,812.13, 91,216.20 and 27,532.20

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Solution

The fourth proportional to 60,812.13, 91,216.20 and 27,532.20 is: 41,297.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,812.13 : 91,216.20 = 27,532.20 : x
  2. Step 2: Convert to fraction form
    60,812.13/91,216.20 = 27,532.20/x
  3. Step 3: Cross multiply
    60,812.13x = 91,216.20 × 27,532.20
  4. Step 4: Simplify right side
    60,812.13x = 2,511,382,661.64
  5. Step 5: Solve for x
    x = 2,511,382,661.64/60,812.13
  6. Step 6: Final answer
    x = 41,297.40

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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.