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Finding the Fourth Proportional to 67,344.71, 92,936.36 and 37,131.22

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Solution

The fourth proportional to 67,344.71, 92,936.36 and 37,131.22 is: 51,241.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,344.71 : 92,936.36 = 37,131.22 : x
  2. Step 2: Convert to fraction form
    67,344.71/92,936.36 = 37,131.22/x
  3. Step 3: Cross multiply
    67,344.71x = 92,936.36 × 37,131.22
  4. Step 4: Simplify right side
    67,344.71x = 3,450,840,429.16
  5. Step 5: Solve for x
    x = 3,450,840,429.16/67,344.71
  6. Step 6: Final answer
    x = 51,241.45

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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.