Home / 221,470.53-332,233.20-79,331.06

Finding the Fourth Proportional to 221,470.53, 332,233.20 and 79,331.06

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Solution

The fourth proportional to 221,470.53, 332,233.20 and 79,331.06 is: 119,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,470.53 : 332,233.20 = 79,331.06 : x
  2. Step 2: Convert to fraction form
    221,470.53/332,233.20 = 79,331.06/x
  3. Step 3: Cross multiply
    221,470.53x = 332,233.20 × 79,331.06
  4. Step 4: Simplify right side
    221,470.53x = 26,356,410,262.03
  5. Step 5: Solve for x
    x = 26,356,410,262.03/221,470.53
  6. Step 6: Final answer
    x = 119,006.40

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1.5x scale

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.