Home / 221,965.06-332,950.66-72,206.13

Finding the Fourth Proportional to 221,965.06, 332,950.66 and 72,206.13

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Solution

The fourth proportional to 221,965.06, 332,950.66 and 72,206.13 is: 108,310.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,965.06 : 332,950.66 = 72,206.13 : x
  2. Step 2: Convert to fraction form
    221,965.06/332,950.66 = 72,206.13/x
  3. Step 3: Cross multiply
    221,965.06x = 332,950.66 × 72,206.13
  4. Step 4: Simplify right side
    221,965.06x = 24,041,078,459.03
  5. Step 5: Solve for x
    x = 24,041,078,459.03/221,965.06
  6. Step 6: Final answer
    x = 108,310.19

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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.