Home / 100,454.06-150,701.81-32,991.18

Finding the Fourth Proportional to 100,454.06, 150,701.81 and 32,991.18

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Solution

The fourth proportional to 100,454.06, 150,701.81 and 32,991.18 is: 49,493.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,454.06 : 150,701.81 = 32,991.18 : x
  2. Step 2: Convert to fraction form
    100,454.06/150,701.81 = 32,991.18/x
  3. Step 3: Cross multiply
    100,454.06x = 150,701.81 × 32,991.18
  4. Step 4: Simplify right side
    100,454.06x = 4,971,830,375.08
  5. Step 5: Solve for x
    x = 4,971,830,375.08/100,454.06
  6. Step 6: Final answer
    x = 49,493.58

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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.