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Finding the Fourth Proportional to 43,602.63, 60,162.31 and 25,691.10

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Solution

The fourth proportional to 43,602.63, 60,162.31 and 25,691.10 is: 35,448.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,602.63 : 60,162.31 = 25,691.10 : x
  2. Step 2: Convert to fraction form
    43,602.63/60,162.31 = 25,691.10/x
  3. Step 3: Cross multiply
    43,602.63x = 60,162.31 × 25,691.10
  4. Step 4: Simplify right side
    43,602.63x = 1,545,635,922.44
  5. Step 5: Solve for x
    x = 1,545,635,922.44/43,602.63
  6. Step 6: Final answer
    x = 35,448.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.