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Finding the Fourth Proportional to 92,602.17, 138,903.26 and 22,481.01

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Solution

The fourth proportional to 92,602.17, 138,903.26 and 22,481.01 is: 33,721.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,602.17 : 138,903.26 = 22,481.01 : x
  2. Step 2: Convert to fraction form
    92,602.17/138,903.26 = 22,481.01/x
  3. Step 3: Cross multiply
    92,602.17x = 138,903.26 × 22,481.01
  4. Step 4: Simplify right side
    92,602.17x = 3,122,685,464.69
  5. Step 5: Solve for x
    x = 3,122,685,464.69/92,602.17
  6. Step 6: Final answer
    x = 33,721.52

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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.