Home / 220,711.34-331,070.03-62,939.77

Finding the Fourth Proportional to 220,711.34, 331,070.03 and 62,939.77

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Solution

The fourth proportional to 220,711.34, 331,070.03 and 62,939.77 is: 94,410.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,711.34 : 331,070.03 = 62,939.77 : x
  2. Step 2: Convert to fraction form
    220,711.34/331,070.03 = 62,939.77/x
  3. Step 3: Cross multiply
    220,711.34x = 331,070.03 × 62,939.77
  4. Step 4: Simplify right side
    220,711.34x = 20,837,469,572.04
  5. Step 5: Solve for x
    x = 20,837,469,572.04/220,711.34
  6. Step 6: Final answer
    x = 94,410.51

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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.