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Finding the Fourth Proportional to 228,495.80, 342,519.99 and 95,414.12

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Solution

The fourth proportional to 228,495.80, 342,519.99 and 95,414.12 is: 143,027.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,495.80 : 342,519.99 = 95,414.12 : x
  2. Step 2: Convert to fraction form
    228,495.80/342,519.99 = 95,414.12/x
  3. Step 3: Cross multiply
    228,495.80x = 342,519.99 × 95,414.12
  4. Step 4: Simplify right side
    228,495.80x = 32,681,243,179.01
  5. Step 5: Solve for x
    x = 32,681,243,179.01/228,495.80
  6. Step 6: Final answer
    x = 143,027.76

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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.