Home / 100,441.82-150,431.85-58,217.47

Finding the Fourth Proportional to 100,441.82, 150,431.85 and 58,217.47

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Solution

The fourth proportional to 100,441.82, 150,431.85 and 58,217.47 is: 87,192.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,441.82 : 150,431.85 = 58,217.47 : x
  2. Step 2: Convert to fraction form
    100,441.82/150,431.85 = 58,217.47/x
  3. Step 3: Cross multiply
    100,441.82x = 150,431.85 × 58,217.47
  4. Step 4: Simplify right side
    100,441.82x = 8,757,761,338.34
  5. Step 5: Solve for x
    x = 8,757,761,338.34/100,441.82
  6. Step 6: Final answer
    x = 87,192.38

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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.