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Finding the Fourth Proportional to 62,735.84, 86,529.84 and 41,533.28

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Solution

The fourth proportional to 62,735.84, 86,529.84 and 41,533.28 is: 57,285.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,735.84 : 86,529.84 = 41,533.28 : x
  2. Step 2: Convert to fraction form
    62,735.84/86,529.84 = 41,533.28/x
  3. Step 3: Cross multiply
    62,735.84x = 86,529.84 × 41,533.28
  4. Step 4: Simplify right side
    62,735.84x = 3,593,868,073.08
  5. Step 5: Solve for x
    x = 3,593,868,073.08/62,735.84
  6. Step 6: Final answer
    x = 57,285.72

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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.