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Finding the Fourth Proportional to 100,217.67, 150,326.40 and 41,053.44

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Solution

The fourth proportional to 100,217.67, 150,326.40 and 41,053.44 is: 61,580.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,217.67 : 150,326.40 = 41,053.44 : x
  2. Step 2: Convert to fraction form
    100,217.67/150,326.40 = 41,053.44/x
  3. Step 3: Cross multiply
    100,217.67x = 150,326.40 × 41,053.44
  4. Step 4: Simplify right side
    100,217.67x = 6,171,415,842.82
  5. Step 5: Solve for x
    x = 6,171,415,842.82/100,217.67
  6. Step 6: Final answer
    x = 61,580.12

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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.