Home / 220,446.50-304,218.33-119,846.66

Finding the Fourth Proportional to 220,446.50, 304,218.33 and 119,846.66

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Solution

The fourth proportional to 220,446.50, 304,218.33 and 119,846.66 is: 165,389.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,446.50 : 304,218.33 = 119,846.66 : x
  2. Step 2: Convert to fraction form
    220,446.50/304,218.33 = 119,846.66/x
  3. Step 3: Cross multiply
    220,446.50x = 304,218.33 × 119,846.66
  4. Step 4: Simplify right side
    220,446.50x = 36,459,550,761.28
  5. Step 5: Solve for x
    x = 36,459,550,761.28/220,446.50
  6. Step 6: Final answer
    x = 165,389.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.