Home / 109,865.80-164,777.10-35,993.80

Finding the Fourth Proportional to 109,865.80, 164,777.10 and 35,993.80

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Solution

The fourth proportional to 109,865.80, 164,777.10 and 35,993.80 is: 53,983.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,865.80 : 164,777.10 = 35,993.80 : x
  2. Step 2: Convert to fraction form
    109,865.80/164,777.10 = 35,993.80/x
  3. Step 3: Cross multiply
    109,865.80x = 164,777.10 × 35,993.80
  4. Step 4: Simplify right side
    109,865.80x = 5,930,953,981.98
  5. Step 5: Solve for x
    x = 5,930,953,981.98/109,865.80
  6. Step 6: Final answer
    x = 53,983.62

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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.