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Finding the Fourth Proportional to 150,675.52, 225,931.26 and 45,480.82

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Solution

The fourth proportional to 150,675.52, 225,931.26 and 45,480.82 is: 68,196.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,675.52 : 225,931.26 = 45,480.82 : x
  2. Step 2: Convert to fraction form
    150,675.52/225,931.26 = 45,480.82/x
  3. Step 3: Cross multiply
    150,675.52x = 225,931.26 × 45,480.82
  4. Step 4: Simplify right side
    150,675.52x = 10,275,538,968.43
  5. Step 5: Solve for x
    x = 10,275,538,968.43/150,675.52
  6. Step 6: Final answer
    x = 68,196.47

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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.