Home / 77,934.57-116,716.28-49,767.37

Finding the Fourth Proportional to 77,934.57, 116,716.28 and 49,767.37

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Solution

The fourth proportional to 77,934.57, 116,716.28 and 49,767.37 is: 74,532.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,934.57 : 116,716.28 = 49,767.37 : x
  2. Step 2: Convert to fraction form
    77,934.57/116,716.28 = 49,767.37/x
  3. Step 3: Cross multiply
    77,934.57x = 116,716.28 × 49,767.37
  4. Step 4: Simplify right side
    77,934.57x = 5,808,662,687.63
  5. Step 5: Solve for x
    x = 5,808,662,687.63/77,934.57
  6. Step 6: Final answer
    x = 74,532.56

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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.