Home / 77,974.49-116,864.83-35,809.84

Finding the Fourth Proportional to 77,974.49, 116,864.83 and 35,809.84

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Solution

The fourth proportional to 77,974.49, 116,864.83 and 35,809.84 is: 53,670.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,974.49 : 116,864.83 = 35,809.84 : x
  2. Step 2: Convert to fraction form
    77,974.49/116,864.83 = 35,809.84/x
  3. Step 3: Cross multiply
    77,974.49x = 116,864.83 × 35,809.84
  4. Step 4: Simplify right side
    77,974.49x = 4,184,910,863.93
  5. Step 5: Solve for x
    x = 4,184,910,863.93/77,974.49
  6. Step 6: Final answer
    x = 53,670.26

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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.