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Finding the Fourth Proportional to 220,010.56, 303,614.88 and 119,408.56

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Solution

The fourth proportional to 220,010.56, 303,614.88 and 119,408.56 is: 164,783.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,010.56 : 303,614.88 = 119,408.56 : x
  2. Step 2: Convert to fraction form
    220,010.56/303,614.88 = 119,408.56/x
  3. Step 3: Cross multiply
    220,010.56x = 303,614.88 × 119,408.56
  4. Step 4: Simplify right side
    220,010.56x = 36,254,215,615.37
  5. Step 5: Solve for x
    x = 36,254,215,615.37/220,010.56
  6. Step 6: Final answer
    x = 164,783.98

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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.