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Finding the Fourth Proportional to 62,816.82, 86,692.02 and 35,967.74

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Solution

The fourth proportional to 62,816.82, 86,692.02 and 35,967.74 is: 49,638.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,816.82 : 86,692.02 = 35,967.74 : x
  2. Step 2: Convert to fraction form
    62,816.82/86,692.02 = 35,967.74/x
  3. Step 3: Cross multiply
    62,816.82x = 86,692.02 × 35,967.74
  4. Step 4: Simplify right side
    62,816.82x = 3,118,116,035.43
  5. Step 5: Solve for x
    x = 3,118,116,035.43/62,816.82
  6. Step 6: Final answer
    x = 49,638.23

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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.