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Finding the Fourth Proportional to 62,196.84, 85,829.31 and 33,901.92

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Solution

The fourth proportional to 62,196.84, 85,829.31 and 33,901.92 is: 46,783.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,196.84 : 85,829.31 = 33,901.92 : x
  2. Step 2: Convert to fraction form
    62,196.84/85,829.31 = 33,901.92/x
  3. Step 3: Cross multiply
    62,196.84x = 85,829.31 × 33,901.92
  4. Step 4: Simplify right side
    62,196.84x = 2,909,778,401.28
  5. Step 5: Solve for x
    x = 2,909,778,401.28/62,196.84
  6. Step 6: Final answer
    x = 46,783.38

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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.