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Finding the Fourth Proportional to 220,232.24, 303,914.28 and 119,630.24

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Solution

The fourth proportional to 220,232.24, 303,914.28 and 119,630.24 is: 165,086.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,232.24 : 303,914.28 = 119,630.24 : x
  2. Step 2: Convert to fraction form
    220,232.24/303,914.28 = 119,630.24/x
  3. Step 3: Cross multiply
    220,232.24x = 303,914.28 × 119,630.24
  4. Step 4: Simplify right side
    220,232.24x = 36,357,338,255.83
  5. Step 5: Solve for x
    x = 36,357,338,255.83/220,232.24
  6. Step 6: Final answer
    x = 165,086.36

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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.