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Finding the Fourth Proportional to 61,954.92, 85,499.46 and 33,662.52

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Solution

The fourth proportional to 61,954.92, 85,499.46 and 33,662.52 is: 46,455.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,954.92 : 85,499.46 = 33,662.52 : x
  2. Step 2: Convert to fraction form
    61,954.92/85,499.46 = 33,662.52/x
  3. Step 3: Cross multiply
    61,954.92x = 85,499.46 × 33,662.52
  4. Step 4: Simplify right side
    61,954.92x = 2,878,127,282.24
  5. Step 5: Solve for x
    x = 2,878,127,282.24/61,954.92
  6. Step 6: Final answer
    x = 46,455.19

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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.