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Finding the Fourth Proportional to 100,570.10, 150,940.20 and 41,448.20

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Solution

The fourth proportional to 100,570.10, 150,940.20 and 41,448.20 is: 62,207.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,570.10 : 150,940.20 = 41,448.20 : x
  2. Step 2: Convert to fraction form
    100,570.10/150,940.20 = 41,448.20/x
  3. Step 3: Cross multiply
    100,570.10x = 150,940.20 × 41,448.20
  4. Step 4: Simplify right side
    100,570.10x = 6,256,199,597.64
  5. Step 5: Solve for x
    x = 6,256,199,597.64/100,570.10
  6. Step 6: Final answer
    x = 62,207.35

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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.