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Finding the Fourth Proportional to 61,415.10, 92,112.34 and 17,046.36

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Solution

The fourth proportional to 61,415.10, 92,112.34 and 17,046.36 is: 25,566.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,415.10 : 92,112.34 = 17,046.36 : x
  2. Step 2: Convert to fraction form
    61,415.10/92,112.34 = 17,046.36/x
  3. Step 3: Cross multiply
    61,415.10x = 92,112.34 × 17,046.36
  4. Step 4: Simplify right side
    61,415.10x = 1,570,180,108.08
  5. Step 5: Solve for x
    x = 1,570,180,108.08/61,415.10
  6. Step 6: Final answer
    x = 25,566.68

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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.