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Finding the Fourth Proportional to 150,885.88, 208,135.88 and 94,198.84

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Solution

The fourth proportional to 150,885.88, 208,135.88 and 94,198.84 is: 129,940.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,885.88 : 208,135.88 = 94,198.84 : x
  2. Step 2: Convert to fraction form
    150,885.88/208,135.88 = 94,198.84/x
  3. Step 3: Cross multiply
    150,885.88x = 208,135.88 × 94,198.84
  4. Step 4: Simplify right side
    150,885.88x = 19,606,158,458.38
  5. Step 5: Solve for x
    x = 19,606,158,458.38/150,885.88
  6. Step 6: Final answer
    x = 129,940.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.