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Finding the Fourth Proportional to 146,855.49, 220,283.44 and 36,047.49

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Solution

The fourth proportional to 146,855.49, 220,283.44 and 36,047.49 is: 54,071.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,855.49 : 220,283.44 = 36,047.49 : x
  2. Step 2: Convert to fraction form
    146,855.49/220,283.44 = 36,047.49/x
  3. Step 3: Cross multiply
    146,855.49x = 220,283.44 × 36,047.49
  4. Step 4: Simplify right side
    146,855.49x = 7,940,665,100.57
  5. Step 5: Solve for x
    x = 7,940,665,100.57/146,855.49
  6. Step 6: Final answer
    x = 54,071.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.