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Finding the Fourth Proportional to 95,227.35, 142,794.86 and 28,655.07

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Solution

The fourth proportional to 95,227.35, 142,794.86 and 28,655.07 is: 42,968.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,227.35 : 142,794.86 = 28,655.07 : x
  2. Step 2: Convert to fraction form
    95,227.35/142,794.86 = 28,655.07/x
  3. Step 3: Cross multiply
    95,227.35x = 142,794.86 × 28,655.07
  4. Step 4: Simplify right side
    95,227.35x = 4,091,796,565.66
  5. Step 5: Solve for x
    x = 4,091,796,565.66/95,227.35
  6. Step 6: Final answer
    x = 42,968.71

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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.