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Finding the Fourth Proportional to 179,462.22, 247,668.72 and 98,889.62

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Solution

The fourth proportional to 179,462.22, 247,668.72 and 98,889.62 is: 136,473.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,462.22 : 247,668.72 = 98,889.62 : x
  2. Step 2: Convert to fraction form
    179,462.22/247,668.72 = 98,889.62/x
  3. Step 3: Cross multiply
    179,462.22x = 247,668.72 × 98,889.62
  4. Step 4: Simplify right side
    179,462.22x = 24,491,865,606.69
  5. Step 5: Solve for x
    x = 24,491,865,606.69/179,462.22
  6. Step 6: Final answer
    x = 136,473.66

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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.