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Finding the Fourth Proportional to 165,988.72, 248,866.44 and 60,794.02

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Solution

The fourth proportional to 165,988.72, 248,866.44 and 60,794.02 is: 91,148.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,988.72 : 248,866.44 = 60,794.02 : x
  2. Step 2: Convert to fraction form
    165,988.72/248,866.44 = 60,794.02/x
  3. Step 3: Cross multiply
    165,988.72x = 248,866.44 × 60,794.02
  4. Step 4: Simplify right side
    165,988.72x = 15,129,591,330.69
  5. Step 5: Solve for x
    x = 15,129,591,330.69/165,988.72
  6. Step 6: Final answer
    x = 91,148.31

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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.