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Finding the Fourth Proportional to 220,010.28, 303,614.16 and 119,408.28

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Solution

The fourth proportional to 220,010.28, 303,614.16 and 119,408.28 is: 164,783.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,010.28 : 303,614.16 = 119,408.28 : x
  2. Step 2: Convert to fraction form
    220,010.28/303,614.16 = 119,408.28/x
  3. Step 3: Cross multiply
    220,010.28x = 303,614.16 × 119,408.28
  4. Step 4: Simplify right side
    220,010.28x = 36,254,044,629.24
  5. Step 5: Solve for x
    x = 36,254,044,629.24/220,010.28
  6. Step 6: Final answer
    x = 164,783.41

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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.