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Finding the Fourth Proportional to 67,187.98, 92,717.44 and 36,973.29

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Solution

The fourth proportional to 67,187.98, 92,717.44 and 36,973.29 is: 51,022.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,187.98 : 92,717.44 = 36,973.29 : x
  2. Step 2: Convert to fraction form
    67,187.98/92,717.44 = 36,973.29/x
  3. Step 3: Cross multiply
    67,187.98x = 92,717.44 × 36,973.29
  4. Step 4: Simplify right side
    67,187.98x = 3,428,068,797.18
  5. Step 5: Solve for x
    x = 3,428,068,797.18/67,187.98
  6. Step 6: Final answer
    x = 51,022.05

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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.