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Finding the Fourth Proportional to 228,665.36, 342,998.04 and 95,473.10

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Solution

The fourth proportional to 228,665.36, 342,998.04 and 95,473.10 is: 143,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,665.36 : 342,998.04 = 95,473.10 : x
  2. Step 2: Convert to fraction form
    228,665.36/342,998.04 = 95,473.10/x
  3. Step 3: Cross multiply
    228,665.36x = 342,998.04 × 95,473.10
  4. Step 4: Simplify right side
    228,665.36x = 32,747,086,172.72
  5. Step 5: Solve for x
    x = 32,747,086,172.72/228,665.36
  6. Step 6: Final answer
    x = 143,209.65

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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.