Home / 220,159.72-303,523.86-143,527.24

Finding the Fourth Proportional to 220,159.72, 303,523.86 and 143,527.24

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Solution

The fourth proportional to 220,159.72, 303,523.86 and 143,527.24 is: 197,874.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,159.72 : 303,523.86 = 143,527.24 : x
  2. Step 2: Convert to fraction form
    220,159.72/303,523.86 = 143,527.24/x
  3. Step 3: Cross multiply
    220,159.72x = 303,523.86 × 143,527.24
  4. Step 4: Simplify right side
    220,159.72x = 43,563,942,010.24
  5. Step 5: Solve for x
    x = 43,563,942,010.24/220,159.72
  6. Step 6: Final answer
    x = 197,874.26

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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.