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Finding the Fourth Proportional to 61,663.26, 85,095.90 and 33,369.54

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Solution

The fourth proportional to 61,663.26, 85,095.90 and 33,369.54 is: 46,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,663.26 : 85,095.90 = 33,369.54 : x
  2. Step 2: Convert to fraction form
    61,663.26/85,095.90 = 33,369.54/x
  3. Step 3: Cross multiply
    61,663.26x = 85,095.90 × 33,369.54
  4. Step 4: Simplify right side
    61,663.26x = 2,839,611,038.89
  5. Step 5: Solve for x
    x = 2,839,611,038.89/61,663.26
  6. Step 6: Final answer
    x = 46,050.29

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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.