Home / 107,822.70-161,678.84-57,944.79

Finding the Fourth Proportional to 107,822.70, 161,678.84 and 57,944.79

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Solution

The fourth proportional to 107,822.70, 161,678.84 and 57,944.79 is: 86,887.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,822.70 : 161,678.84 = 57,944.79 : x
  2. Step 2: Convert to fraction form
    107,822.70/161,678.84 = 57,944.79/x
  3. Step 3: Cross multiply
    107,822.70x = 161,678.84 × 57,944.79
  4. Step 4: Simplify right side
    107,822.70x = 9,368,446,141.52
  5. Step 5: Solve for x
    x = 9,368,446,141.52/107,822.70
  6. Step 6: Final answer
    x = 86,887.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.