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Finding the Fourth Proportional to 110,427.78, 165,668.08 and 35,554.92

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Solution

The fourth proportional to 110,427.78, 165,668.08 and 35,554.92 is: 53,340.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,427.78 : 165,668.08 = 35,554.92 : x
  2. Step 2: Convert to fraction form
    110,427.78/165,668.08 = 35,554.92/x
  3. Step 3: Cross multiply
    110,427.78x = 165,668.08 × 35,554.92
  4. Step 4: Simplify right side
    110,427.78x = 5,890,315,330.95
  5. Step 5: Solve for x
    x = 5,890,315,330.95/110,427.78
  6. Step 6: Final answer
    x = 53,340.88

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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.