Home / 76,623.94-114,934.76-34,474.26

Finding the Fourth Proportional to 76,623.94, 114,934.76 and 34,474.26

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Solution

The fourth proportional to 76,623.94, 114,934.76 and 34,474.26 is: 51,710.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,623.94 : 114,934.76 = 34,474.26 : x
  2. Step 2: Convert to fraction form
    76,623.94/114,934.76 = 34,474.26/x
  3. Step 3: Cross multiply
    76,623.94x = 114,934.76 × 34,474.26
  4. Step 4: Simplify right side
    76,623.94x = 3,962,290,799.28
  5. Step 5: Solve for x
    x = 3,962,290,799.28/76,623.94
  6. Step 6: Final answer
    x = 51,710.87

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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.