Home / 104,076.08-143,625.44-58,754.61

Finding the Fourth Proportional to 104,076.08, 143,625.44 and 58,754.61

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Solution

The fourth proportional to 104,076.08, 143,625.44 and 58,754.61 is: 81,081.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,076.08 : 143,625.44 = 58,754.61 : x
  2. Step 2: Convert to fraction form
    104,076.08/143,625.44 = 58,754.61/x
  3. Step 3: Cross multiply
    104,076.08x = 143,625.44 × 58,754.61
  4. Step 4: Simplify right side
    104,076.08x = 8,438,656,419.51
  5. Step 5: Solve for x
    x = 8,438,656,419.51/104,076.08
  6. Step 6: Final answer
    x = 81,081.62

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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.