Home / 100,544.22-150,712.65-45,179.10

Finding the Fourth Proportional to 100,544.22, 150,712.65 and 45,179.10

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Solution

The fourth proportional to 100,544.22, 150,712.65 and 45,179.10 is: 67,722.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,544.22 : 150,712.65 = 45,179.10 : x
  2. Step 2: Convert to fraction form
    100,544.22/150,712.65 = 45,179.10/x
  3. Step 3: Cross multiply
    100,544.22x = 150,712.65 × 45,179.10
  4. Step 4: Simplify right side
    100,544.22x = 6,809,061,885.62
  5. Step 5: Solve for x
    x = 6,809,061,885.62/100,544.22
  6. Step 6: Final answer
    x = 67,722.06

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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.