Home / 220,222.70-303,955.71-144,778.22

Finding the Fourth Proportional to 220,222.70, 303,955.71 and 144,778.22

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Solution

The fourth proportional to 220,222.70, 303,955.71 and 144,778.22 is: 199,825.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,222.70 : 303,955.71 = 144,778.22 : x
  2. Step 2: Convert to fraction form
    220,222.70/303,955.71 = 144,778.22/x
  3. Step 3: Cross multiply
    220,222.70x = 303,955.71 × 144,778.22
  4. Step 4: Simplify right side
    220,222.70x = 44,006,166,652.64
  5. Step 5: Solve for x
    x = 44,006,166,652.64/220,222.70
  6. Step 6: Final answer
    x = 199,825.75

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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.