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Finding the Fourth Proportional to 220,230.24, 303,911.52 and 119,628.24

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Solution

The fourth proportional to 220,230.24, 303,911.52 and 119,628.24 is: 165,083.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,230.24 : 303,911.52 = 119,628.24 : x
  2. Step 2: Convert to fraction form
    220,230.24/303,911.52 = 119,628.24/x
  3. Step 3: Cross multiply
    220,230.24x = 303,911.52 × 119,628.24
  4. Step 4: Simplify right side
    220,230.24x = 36,356,400,253.32
  5. Step 5: Solve for x
    x = 36,356,400,253.32/220,230.24
  6. Step 6: Final answer
    x = 165,083.60

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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.