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Finding the Fourth Proportional to 179,622.31, 269,461.14 and 61,266

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Solution

The fourth proportional to 179,622.31, 269,461.14 and 61,266 is: 91,908.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,622.31 : 269,461.14 = 61,266 : x
  2. Step 2: Convert to fraction form
    179,622.31/269,461.14 = 61,266/x
  3. Step 3: Cross multiply
    179,622.31x = 269,461.14 × 61,266
  4. Step 4: Simplify right side
    179,622.31x = 16,508,806,203.24
  5. Step 5: Solve for x
    x = 16,508,806,203.24/179,622.31
  6. Step 6: Final answer
    x = 91,908.44

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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.