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Finding the Fourth Proportional to 61,603.33, 92,445.99 and 33,530.45

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Solution

The fourth proportional to 61,603.33, 92,445.99 and 33,530.45 is: 50,317.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,603.33 : 92,445.99 = 33,530.45 : x
  2. Step 2: Convert to fraction form
    61,603.33/92,445.99 = 33,530.45/x
  3. Step 3: Cross multiply
    61,603.33x = 92,445.99 × 33,530.45
  4. Step 4: Simplify right side
    61,603.33x = 3,099,755,183.17
  5. Step 5: Solve for x
    x = 3,099,755,183.17/61,603.33
  6. Step 6: Final answer
    x = 50,317.98

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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.