Home / 109,738.80-164,476.98-50,514.84

Finding the Fourth Proportional to 109,738.80, 164,476.98 and 50,514.84

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Solution

The fourth proportional to 109,738.80, 164,476.98 and 50,514.84 is: 75,711.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,738.80 : 164,476.98 = 50,514.84 : x
  2. Step 2: Convert to fraction form
    109,738.80/164,476.98 = 50,514.84/x
  3. Step 3: Cross multiply
    109,738.80x = 164,476.98 × 50,514.84
  4. Step 4: Simplify right side
    109,738.80x = 8,308,528,328.38
  5. Step 5: Solve for x
    x = 8,308,528,328.38/109,738.80
  6. Step 6: Final answer
    x = 75,711.86

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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.