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Finding the Fourth Proportional to 110,624.20, 165,917.10 and 40,467.40

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Solution

The fourth proportional to 110,624.20, 165,917.10 and 40,467.40 is: 60,694.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,624.20 : 165,917.10 = 40,467.40 : x
  2. Step 2: Convert to fraction form
    110,624.20/165,917.10 = 40,467.40/x
  3. Step 3: Cross multiply
    110,624.20x = 165,917.10 × 40,467.40
  4. Step 4: Simplify right side
    110,624.20x = 6,714,233,652.54
  5. Step 5: Solve for x
    x = 6,714,233,652.54/110,624.20
  6. Step 6: Final answer
    x = 60,694.08

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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.