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Finding the Fourth Proportional to 179,809.18, 269,713.90 and 61,481.41

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Solution

The fourth proportional to 179,809.18, 269,713.90 and 61,481.41 is: 92,222.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,809.18 : 269,713.90 = 61,481.41 : x
  2. Step 2: Convert to fraction form
    179,809.18/269,713.90 = 61,481.41/x
  3. Step 3: Cross multiply
    179,809.18x = 269,713.90 × 61,481.41
  4. Step 4: Simplify right side
    179,809.18x = 16,582,390,271.17
  5. Step 5: Solve for x
    x = 16,582,390,271.17/179,809.18
  6. Step 6: Final answer
    x = 92,222.16

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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.