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Finding the Fourth Proportional to 67,278.93, 100,927.19 and 22,893.76

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Solution

The fourth proportional to 67,278.93, 100,927.19 and 22,893.76 is: 34,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,278.93 : 100,927.19 = 22,893.76 : x
  2. Step 2: Convert to fraction form
    67,278.93/100,927.19 = 22,893.76/x
  3. Step 3: Cross multiply
    67,278.93x = 100,927.19 × 22,893.76
  4. Step 4: Simplify right side
    67,278.93x = 2,310,602,865.33
  5. Step 5: Solve for x
    x = 2,310,602,865.33/67,278.93
  6. Step 6: Final answer
    x = 34,343.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.