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Finding the Fourth Proportional to 228,449, 342,797.47 and 95,340.89

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Solution

The fourth proportional to 228,449, 342,797.47 and 95,340.89 is: 143,063.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,449 : 342,797.47 = 95,340.89 : x
  2. Step 2: Convert to fraction form
    228,449/342,797.47 = 95,340.89/x
  3. Step 3: Cross multiply
    228,449x = 342,797.47 × 95,340.89
  4. Step 4: Simplify right side
    228,449x = 32,682,615,879.55
  5. Step 5: Solve for x
    x = 32,682,615,879.55/228,449
  6. Step 6: Final answer
    x = 143,063.07

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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.