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Finding the Fourth Proportional to 104,735.97, 144,538.11 and 59,417.01

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Solution

The fourth proportional to 104,735.97, 144,538.11 and 59,417.01 is: 81,996.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,735.97 : 144,538.11 = 59,417.01 : x
  2. Step 2: Convert to fraction form
    104,735.97/144,538.11 = 59,417.01/x
  3. Step 3: Cross multiply
    104,735.97x = 144,538.11 × 59,417.01
  4. Step 4: Simplify right side
    104,735.97x = 8,588,022,327.25
  5. Step 5: Solve for x
    x = 8,588,022,327.25/104,735.97
  6. Step 6: Final answer
    x = 81,996.88

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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.