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Finding the Fourth Proportional to 67,926.03, 93,740.94 and 37,711.76

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Solution

The fourth proportional to 67,926.03, 93,740.94 and 37,711.76 is: 52,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,926.03 : 93,740.94 = 37,711.76 : x
  2. Step 2: Convert to fraction form
    67,926.03/93,740.94 = 37,711.76/x
  3. Step 3: Cross multiply
    67,926.03x = 93,740.94 × 37,711.76
  4. Step 4: Simplify right side
    67,926.03x = 3,535,135,362.75
  5. Step 5: Solve for x
    x = 3,535,135,362.75/67,926.03
  6. Step 6: Final answer
    x = 52,043.90

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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.