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Finding the Fourth Proportional to 112,132, 168,201.24 and 29,026

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Solution

The fourth proportional to 112,132, 168,201.24 and 29,026 is: 43,539.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,132 : 168,201.24 = 29,026 : x
  2. Step 2: Convert to fraction form
    112,132/168,201.24 = 29,026/x
  3. Step 3: Cross multiply
    112,132x = 168,201.24 × 29,026
  4. Step 4: Simplify right side
    112,132x = 4,882,209,192.24
  5. Step 5: Solve for x
    x = 4,882,209,192.24/112,132
  6. Step 6: Final answer
    x = 43,539.84

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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.