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Finding the Fourth Proportional to 220,010.92, 303,615.07 and 119,408.92

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Solution

The fourth proportional to 220,010.92, 303,615.07 and 119,408.92 is: 164,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,010.92 : 303,615.07 = 119,408.92 : x
  2. Step 2: Convert to fraction form
    220,010.92/303,615.07 = 119,408.92/x
  3. Step 3: Cross multiply
    220,010.92x = 303,615.07 × 119,408.92
  4. Step 4: Simplify right side
    220,010.92x = 36,254,347,604.42
  5. Step 5: Solve for x
    x = 36,254,347,604.42/220,010.92
  6. Step 6: Final answer
    x = 164,784.31

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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.