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Finding the Fourth Proportional to 179,489.54, 247,700.76 and 98,922.26

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Solution

The fourth proportional to 179,489.54, 247,700.76 and 98,922.26 is: 136,515.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,489.54 : 247,700.76 = 98,922.26 : x
  2. Step 2: Convert to fraction form
    179,489.54/247,700.76 = 98,922.26/x
  3. Step 3: Cross multiply
    179,489.54x = 247,700.76 × 98,922.26
  4. Step 4: Simplify right side
    179,489.54x = 24,503,118,982.92
  5. Step 5: Solve for x
    x = 24,503,118,982.92/179,489.54
  6. Step 6: Final answer
    x = 136,515.58

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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.