Home / 77,376.54-116,107.74-41,836.98

Finding the Fourth Proportional to 77,376.54, 116,107.74 and 41,836.98

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Solution

The fourth proportional to 77,376.54, 116,107.74 and 41,836.98 is: 62,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,376.54 : 116,107.74 = 41,836.98 : x
  2. Step 2: Convert to fraction form
    77,376.54/116,107.74 = 41,836.98/x
  3. Step 3: Cross multiply
    77,376.54x = 116,107.74 × 41,836.98
  4. Step 4: Simplify right side
    77,376.54x = 4,857,597,196.23
  5. Step 5: Solve for x
    x = 4,857,597,196.23/77,376.54
  6. Step 6: Final answer
    x = 62,778.68

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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.