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Finding the Fourth Proportional to 58,760.30, 81,093.12 and 33,266.64

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Solution

The fourth proportional to 58,760.30, 81,093.12 and 33,266.64 is: 45,910.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,760.30 : 81,093.12 = 33,266.64 : x
  2. Step 2: Convert to fraction form
    58,760.30/81,093.12 = 33,266.64/x
  3. Step 3: Cross multiply
    58,760.30x = 81,093.12 × 33,266.64
  4. Step 4: Simplify right side
    58,760.30x = 2,697,695,629.52
  5. Step 5: Solve for x
    x = 2,697,695,629.52/58,760.30
  6. Step 6: Final answer
    x = 45,910.17

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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.