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Finding the Fourth Proportional to 220,010.67, 303,614.73 and 119,408.67

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Solution

The fourth proportional to 220,010.67, 303,614.73 and 119,408.67 is: 164,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,010.67 : 303,614.73 = 119,408.67 : x
  2. Step 2: Convert to fraction form
    220,010.67/303,614.73 = 119,408.67/x
  3. Step 3: Cross multiply
    220,010.67x = 303,614.73 × 119,408.67
  4. Step 4: Simplify right side
    220,010.67x = 36,254,231,101.71
  5. Step 5: Solve for x
    x = 36,254,231,101.71/220,010.67
  6. Step 6: Final answer
    x = 164,783.97

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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.