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Finding the Fourth Proportional to 100,507.46, 150,763.25 and 41,335.44

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Solution

The fourth proportional to 100,507.46, 150,763.25 and 41,335.44 is: 62,004.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,507.46 : 150,763.25 = 41,335.44 : x
  2. Step 2: Convert to fraction form
    100,507.46/150,763.25 = 41,335.44/x
  3. Step 3: Cross multiply
    100,507.46x = 150,763.25 × 41,335.44
  4. Step 4: Simplify right side
    100,507.46x = 6,231,865,274.58
  5. Step 5: Solve for x
    x = 6,231,865,274.58/100,507.46
  6. Step 6: Final answer
    x = 62,004.01

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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.