Home / 220,222.20-303,955.02-144,777.72

Finding the Fourth Proportional to 220,222.20, 303,955.02 and 144,777.72

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Solution

The fourth proportional to 220,222.20, 303,955.02 and 144,777.72 is: 199,825.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,222.20 : 303,955.02 = 144,777.72 : x
  2. Step 2: Convert to fraction form
    220,222.20/303,955.02 = 144,777.72/x
  3. Step 3: Cross multiply
    220,222.20x = 303,955.02 × 144,777.72
  4. Step 4: Simplify right side
    220,222.20x = 44,005,914,778.15
  5. Step 5: Solve for x
    x = 44,005,914,778.15/220,222.20
  6. Step 6: Final answer
    x = 199,825.06

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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.