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Finding the Fourth Proportional to 100,374.49, 150,536.53 and 41,226.49

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Solution

The fourth proportional to 100,374.49, 150,536.53 and 41,226.49 is: 61,829.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,374.49 : 150,536.53 = 41,226.49 : x
  2. Step 2: Convert to fraction form
    100,374.49/150,536.53 = 41,226.49/x
  3. Step 3: Cross multiply
    100,374.49x = 150,536.53 × 41,226.49
  4. Step 4: Simplify right side
    100,374.49x = 6,206,092,748.68
  5. Step 5: Solve for x
    x = 6,206,092,748.68/100,374.49
  6. Step 6: Final answer
    x = 61,829.38

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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.