Home / 66,066.46-91,171.26-35,851.02

Finding the Fourth Proportional to 66,066.46, 91,171.26 and 35,851.02

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Solution

The fourth proportional to 66,066.46, 91,171.26 and 35,851.02 is: 49,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,066.46 : 91,171.26 = 35,851.02 : x
  2. Step 2: Convert to fraction form
    66,066.46/91,171.26 = 35,851.02/x
  3. Step 3: Cross multiply
    66,066.46x = 91,171.26 × 35,851.02
  4. Step 4: Simplify right side
    66,066.46x = 3,268,582,665.69
  5. Step 5: Solve for x
    x = 3,268,582,665.69/66,066.46
  6. Step 6: Final answer
    x = 49,474.16

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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.