Home / 104,927.91-144,800.56-57,181.24

Finding the Fourth Proportional to 104,927.91, 144,800.56 and 57,181.24

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Solution

The fourth proportional to 104,927.91, 144,800.56 and 57,181.24 is: 78,910.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,927.91 : 144,800.56 = 57,181.24 : x
  2. Step 2: Convert to fraction form
    104,927.91/144,800.56 = 57,181.24/x
  3. Step 3: Cross multiply
    104,927.91x = 144,800.56 × 57,181.24
  4. Step 4: Simplify right side
    104,927.91x = 8,279,875,825.97
  5. Step 5: Solve for x
    x = 8,279,875,825.97/104,927.91
  6. Step 6: Final answer
    x = 78,910.14

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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.