Home / 77,822.17-116,748.84-27,906.15

Finding the Fourth Proportional to 77,822.17, 116,748.84 and 27,906.15

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Solution

The fourth proportional to 77,822.17, 116,748.84 and 27,906.15 is: 41,864.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,822.17 : 116,748.84 = 27,906.15 : x
  2. Step 2: Convert to fraction form
    77,822.17/116,748.84 = 27,906.15/x
  3. Step 3: Cross multiply
    77,822.17x = 116,748.84 × 27,906.15
  4. Step 4: Simplify right side
    77,822.17x = 3,258,011,183.82
  5. Step 5: Solve for x
    x = 3,258,011,183.82/77,822.17
  6. Step 6: Final answer
    x = 41,864.82

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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.