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Finding the Fourth Proportional to 110,333.98, 165,481.08 and 47,189.62

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Solution

The fourth proportional to 110,333.98, 165,481.08 and 47,189.62 is: 70,775.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,333.98 : 165,481.08 = 47,189.62 : x
  2. Step 2: Convert to fraction form
    110,333.98/165,481.08 = 47,189.62/x
  3. Step 3: Cross multiply
    110,333.98x = 165,481.08 × 47,189.62
  4. Step 4: Simplify right side
    110,333.98x = 7,808,989,282.39
  5. Step 5: Solve for x
    x = 7,808,989,282.39/110,333.98
  6. Step 6: Final answer
    x = 70,775.92

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1.5x scale

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.