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Finding the Fourth Proportional to 148,554.96, 222,786.90 and 53,773.80

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Solution

The fourth proportional to 148,554.96, 222,786.90 and 53,773.80 is: 80,644.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,554.96 : 222,786.90 = 53,773.80 : x
  2. Step 2: Convert to fraction form
    148,554.96/222,786.90 = 53,773.80/x
  3. Step 3: Cross multiply
    148,554.96x = 222,786.90 × 53,773.80
  4. Step 4: Simplify right side
    148,554.96x = 11,980,098,203.22
  5. Step 5: Solve for x
    x = 11,980,098,203.22/148,554.96
  6. Step 6: Final answer
    x = 80,644.22

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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.