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Finding the Fourth Proportional to 58,893.36, 81,253.44 and 36,209.04

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Solution

The fourth proportional to 58,893.36, 81,253.44 and 36,209.04 is: 49,956.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,893.36 : 81,253.44 = 36,209.04 : x
  2. Step 2: Convert to fraction form
    58,893.36/81,253.44 = 36,209.04/x
  3. Step 3: Cross multiply
    58,893.36x = 81,253.44 × 36,209.04
  4. Step 4: Simplify right side
    58,893.36x = 2,942,109,059.10
  5. Step 5: Solve for x
    x = 2,942,109,059.10/58,893.36
  6. Step 6: Final answer
    x = 49,956.55

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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.