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Finding the Fourth Proportional to 61,108.29, 91,658.34 and 16,735.41

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Solution

The fourth proportional to 61,108.29, 91,658.34 and 16,735.41 is: 25,101.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,108.29 : 91,658.34 = 16,735.41 : x
  2. Step 2: Convert to fraction form
    61,108.29/91,658.34 = 16,735.41/x
  3. Step 3: Cross multiply
    61,108.29x = 91,658.34 × 16,735.41
  4. Step 4: Simplify right side
    61,108.29x = 1,533,939,899.82
  5. Step 5: Solve for x
    x = 1,533,939,899.82/61,108.29
  6. Step 6: Final answer
    x = 25,101.99

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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.