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Finding the Fourth Proportional to 100,507.59, 150,763.43 and 41,335.57

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Solution

The fourth proportional to 100,507.59, 150,763.43 and 41,335.57 is: 62,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,507.59 : 150,763.43 = 41,335.57 : x
  2. Step 2: Convert to fraction form
    100,507.59/150,763.43 = 41,335.57/x
  3. Step 3: Cross multiply
    100,507.59x = 150,763.43 × 41,335.57
  4. Step 4: Simplify right side
    100,507.59x = 6,231,892,314.21
  5. Step 5: Solve for x
    x = 6,231,892,314.21/100,507.59
  6. Step 6: Final answer
    x = 62,004.20

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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.