Home / 222,521.57-333,778.70-54,043.28

Finding the Fourth Proportional to 222,521.57, 333,778.70 and 54,043.28

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Solution

The fourth proportional to 222,521.57, 333,778.70 and 54,043.28 is: 81,064.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,521.57 : 333,778.70 = 54,043.28 : x
  2. Step 2: Convert to fraction form
    222,521.57/333,778.70 = 54,043.28/x
  3. Step 3: Cross multiply
    222,521.57x = 333,778.70 × 54,043.28
  4. Step 4: Simplify right side
    222,521.57x = 18,038,493,803.03
  5. Step 5: Solve for x
    x = 18,038,493,803.03/222,521.57
  6. Step 6: Final answer
    x = 81,064.03

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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.