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Finding the Fourth Proportional to 73,737.14, 110,067.39 and 63,274.40

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Solution

The fourth proportional to 73,737.14, 110,067.39 and 63,274.40 is: 94,449.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,737.14 : 110,067.39 = 63,274.40 : x
  2. Step 2: Convert to fraction form
    73,737.14/110,067.39 = 63,274.40/x
  3. Step 3: Cross multiply
    73,737.14x = 110,067.39 × 63,274.40
  4. Step 4: Simplify right side
    73,737.14x = 6,964,448,061.82
  5. Step 5: Solve for x
    x = 6,964,448,061.82/73,737.14
  6. Step 6: Final answer
    x = 94,449.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.