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Finding the Fourth Proportional to 66,047.02, 91,144.92 and 35,832.33

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Solution

The fourth proportional to 66,047.02, 91,144.92 and 35,832.33 is: 49,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,047.02 : 91,144.92 = 35,832.33 : x
  2. Step 2: Convert to fraction form
    66,047.02/91,144.92 = 35,832.33/x
  3. Step 3: Cross multiply
    66,047.02x = 91,144.92 × 35,832.33
  4. Step 4: Simplify right side
    66,047.02x = 3,265,934,851.26
  5. Step 5: Solve for x
    x = 3,265,934,851.26/66,047.02
  6. Step 6: Final answer
    x = 49,448.63

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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.