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Finding the Fourth Proportional to 220,148.04, 303,805.98 and 119,546.04

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Solution

The fourth proportional to 220,148.04, 303,805.98 and 119,546.04 is: 164,974.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,148.04 : 303,805.98 = 119,546.04 : x
  2. Step 2: Convert to fraction form
    220,148.04/303,805.98 = 119,546.04/x
  3. Step 3: Cross multiply
    220,148.04x = 303,805.98 × 119,546.04
  4. Step 4: Simplify right side
    220,148.04x = 36,318,801,837.32
  5. Step 5: Solve for x
    x = 36,318,801,837.32/220,148.04
  6. Step 6: Final answer
    x = 164,974.45

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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.