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Finding the Fourth Proportional to 61,969.98, 85,519.35 and 33,676.14

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Solution

The fourth proportional to 61,969.98, 85,519.35 and 33,676.14 is: 46,473.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,969.98 : 85,519.35 = 33,676.14 : x
  2. Step 2: Convert to fraction form
    61,969.98/85,519.35 = 33,676.14/x
  3. Step 3: Cross multiply
    61,969.98x = 85,519.35 × 33,676.14
  4. Step 4: Simplify right side
    61,969.98x = 2,879,961,603.31
  5. Step 5: Solve for x
    x = 2,879,961,603.31/61,969.98
  6. Step 6: Final answer
    x = 46,473.50

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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.