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Finding the Fourth Proportional to 100,575.05, 150,882.03 and 34,026.03

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Solution

The fourth proportional to 100,575.05, 150,882.03 and 34,026.03 is: 51,045.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,575.05 : 150,882.03 = 34,026.03 : x
  2. Step 2: Convert to fraction form
    100,575.05/150,882.03 = 34,026.03/x
  3. Step 3: Cross multiply
    100,575.05x = 150,882.03 × 34,026.03
  4. Step 4: Simplify right side
    100,575.05x = 5,133,916,479.24
  5. Step 5: Solve for x
    x = 5,133,916,479.24/100,575.05
  6. Step 6: Final answer
    x = 51,045.63

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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.