Home / 66,022.44-90,991.99-48,089.04

Finding the Fourth Proportional to 66,022.44, 90,991.99 and 48,089.04

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Solution

The fourth proportional to 66,022.44, 90,991.99 and 48,089.04 is: 66,276.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,022.44 : 90,991.99 = 48,089.04 : x
  2. Step 2: Convert to fraction form
    66,022.44/90,991.99 = 48,089.04/x
  3. Step 3: Cross multiply
    66,022.44x = 90,991.99 × 48,089.04
  4. Step 4: Simplify right side
    66,022.44x = 4,375,717,446.79
  5. Step 5: Solve for x
    x = 4,375,717,446.79/66,022.44
  6. Step 6: Final answer
    x = 66,276.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.