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Finding the Fourth Proportional to 220,122.52, 303,769.06 and 119,520.52

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Solution

The fourth proportional to 220,122.52, 303,769.06 and 119,520.52 is: 164,938.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,122.52 : 303,769.06 = 119,520.52 : x
  2. Step 2: Convert to fraction form
    220,122.52/303,769.06 = 119,520.52/x
  3. Step 3: Cross multiply
    220,122.52x = 303,769.06 × 119,520.52
  4. Step 4: Simplify right side
    220,122.52x = 36,306,636,011.11
  5. Step 5: Solve for x
    x = 36,306,636,011.11/220,122.52
  6. Step 6: Final answer
    x = 164,938.31

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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.