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Finding the Fourth Proportional to 66,127.98, 91,254.02 and 35,912.62

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Solution

The fourth proportional to 66,127.98, 91,254.02 and 35,912.62 is: 49,558.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,127.98 : 91,254.02 = 35,912.62 : x
  2. Step 2: Convert to fraction form
    66,127.98/91,254.02 = 35,912.62/x
  3. Step 3: Cross multiply
    66,127.98x = 91,254.02 × 35,912.62
  4. Step 4: Simplify right side
    66,127.98x = 3,277,170,943.73
  5. Step 5: Solve for x
    x = 3,277,170,943.73/66,127.98
  6. Step 6: Final answer
    x = 49,558.01

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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.