Home / 77,385.84-116,020.26-50,738.53

Finding the Fourth Proportional to 77,385.84, 116,020.26 and 50,738.53

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Solution

The fourth proportional to 77,385.84, 116,020.26 and 50,738.53 is: 76,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,385.84 : 116,020.26 = 50,738.53 : x
  2. Step 2: Convert to fraction form
    77,385.84/116,020.26 = 50,738.53/x
  3. Step 3: Cross multiply
    77,385.84x = 116,020.26 × 50,738.53
  4. Step 4: Simplify right side
    77,385.84x = 5,886,697,442.62
  5. Step 5: Solve for x
    x = 5,886,697,442.62/77,385.84
  6. Step 6: Final answer
    x = 76,069.44

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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.