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Finding the Fourth Proportional to 61,949.92, 85,492.56 and 33,657.52

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Solution

The fourth proportional to 61,949.92, 85,492.56 and 33,657.52 is: 46,448.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,949.92 : 85,492.56 = 33,657.52 : x
  2. Step 2: Convert to fraction form
    61,949.92/85,492.56 = 33,657.52/x
  3. Step 3: Cross multiply
    61,949.92x = 85,492.56 × 33,657.52
  4. Step 4: Simplify right side
    61,949.92x = 2,877,467,548.05
  5. Step 5: Solve for x
    x = 2,877,467,548.05/61,949.92
  6. Step 6: Final answer
    x = 46,448.29

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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.