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Finding the Fourth Proportional to 60,753.36, 83,846.12 and 33,905.20

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Solution

The fourth proportional to 60,753.36, 83,846.12 and 33,905.20 is: 46,792.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,753.36 : 83,846.12 = 33,905.20 : x
  2. Step 2: Convert to fraction form
    60,753.36/83,846.12 = 33,905.20/x
  3. Step 3: Cross multiply
    60,753.36x = 83,846.12 × 33,905.20
  4. Step 4: Simplify right side
    60,753.36x = 2,842,819,467.82
  5. Step 5: Solve for x
    x = 2,842,819,467.82/60,753.36
  6. Step 6: Final answer
    x = 46,792.79

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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.