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Finding the Fourth Proportional to 61,199.82, 91,803.17 and 16,825.59

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Solution

The fourth proportional to 61,199.82, 91,803.17 and 16,825.59 is: 25,239.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,199.82 : 91,803.17 = 16,825.59 : x
  2. Step 2: Convert to fraction form
    61,199.82/91,803.17 = 16,825.59/x
  3. Step 3: Cross multiply
    61,199.82x = 91,803.17 × 16,825.59
  4. Step 4: Simplify right side
    61,199.82x = 1,544,642,541.18
  5. Step 5: Solve for x
    x = 1,544,642,541.18/61,199.82
  6. Step 6: Final answer
    x = 25,239.33

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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.