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Finding the Fourth Proportional to 104,502.57, 144,208.87 and 59,179.59

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Solution

The fourth proportional to 104,502.57, 144,208.87 and 59,179.59 is: 81,665.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,502.57 : 144,208.87 = 59,179.59 : x
  2. Step 2: Convert to fraction form
    104,502.57/144,208.87 = 59,179.59/x
  3. Step 3: Cross multiply
    104,502.57x = 144,208.87 × 59,179.59
  4. Step 4: Simplify right side
    104,502.57x = 8,534,221,985.90
  5. Step 5: Solve for x
    x = 8,534,221,985.90/104,502.57
  6. Step 6: Final answer
    x = 81,665.19

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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.