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Finding the Fourth Proportional to 66,092.48, 99,139.36 and 16,844.48

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Solution

The fourth proportional to 66,092.48, 99,139.36 and 16,844.48 is: 25,266.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,092.48 : 99,139.36 = 16,844.48 : x
  2. Step 2: Convert to fraction form
    66,092.48/99,139.36 = 16,844.48/x
  3. Step 3: Cross multiply
    66,092.48x = 99,139.36 × 16,844.48
  4. Step 4: Simplify right side
    66,092.48x = 1,669,950,966.73
  5. Step 5: Solve for x
    x = 1,669,950,966.73/66,092.48
  6. Step 6: Final answer
    x = 25,266.88

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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.