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Finding the Fourth Proportional to 242,604.68, 363,928.90 and 92,838.92

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Solution

The fourth proportional to 242,604.68, 363,928.90 and 92,838.92 is: 139,266.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,604.68 : 363,928.90 = 92,838.92 : x
  2. Step 2: Convert to fraction form
    242,604.68/363,928.90 = 92,838.92/x
  3. Step 3: Cross multiply
    242,604.68x = 363,928.90 × 92,838.92
  4. Step 4: Simplify right side
    242,604.68x = 33,786,766,032.79
  5. Step 5: Solve for x
    x = 33,786,766,032.79/242,604.68
  6. Step 6: Final answer
    x = 139,266.75

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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.