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Finding the Fourth Proportional to 95,156.52, 142,734.36 and 28,596.36

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Solution

The fourth proportional to 95,156.52, 142,734.36 and 28,596.36 is: 42,894.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,156.52 : 142,734.36 = 28,596.36 : x
  2. Step 2: Convert to fraction form
    95,156.52/142,734.36 = 28,596.36/x
  3. Step 3: Cross multiply
    95,156.52x = 142,734.36 × 28,596.36
  4. Step 4: Simplify right side
    95,156.52x = 4,081,683,142.93
  5. Step 5: Solve for x
    x = 4,081,683,142.93/95,156.52
  6. Step 6: Final answer
    x = 42,894.41

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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.