Home / 66,046.79-91,144.56-37,753.09

Finding the Fourth Proportional to 66,046.79, 91,144.56 and 37,753.09

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Solution

The fourth proportional to 66,046.79, 91,144.56 and 37,753.09 is: 52,099.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,046.79 : 91,144.56 = 37,753.09 : x
  2. Step 2: Convert to fraction form
    66,046.79/91,144.56 = 37,753.09/x
  3. Step 3: Cross multiply
    66,046.79x = 91,144.56 × 37,753.09
  4. Step 4: Simplify right side
    66,046.79x = 3,440,988,690.40
  5. Step 5: Solve for x
    x = 3,440,988,690.40/66,046.79
  6. Step 6: Final answer
    x = 52,099.26

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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.