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Finding the Fourth Proportional to 62,090.28, 85,682.04 and 33,796

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Solution

The fourth proportional to 62,090.28, 85,682.04 and 33,796 is: 46,637.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,090.28 : 85,682.04 = 33,796 : x
  2. Step 2: Convert to fraction form
    62,090.28/85,682.04 = 33,796/x
  3. Step 3: Cross multiply
    62,090.28x = 85,682.04 × 33,796
  4. Step 4: Simplify right side
    62,090.28x = 2,895,710,223.84
  5. Step 5: Solve for x
    x = 2,895,710,223.84/62,090.28
  6. Step 6: Final answer
    x = 46,637.09

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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.