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Finding the Fourth Proportional to 242,613.66, 363,942.42 and 92,847.90

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Solution

The fourth proportional to 242,613.66, 363,942.42 and 92,847.90 is: 139,280.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,613.66 : 363,942.42 = 92,847.90 : x
  2. Step 2: Convert to fraction form
    242,613.66/363,942.42 = 92,847.90/x
  3. Step 3: Cross multiply
    242,613.66x = 363,942.42 × 92,847.90
  4. Step 4: Simplify right side
    242,613.66x = 33,791,289,417.92
  5. Step 5: Solve for x
    x = 33,791,289,417.92/242,613.66
  6. Step 6: Final answer
    x = 139,280.24

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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.