Home / 222,488.10-333,729.21-54,009.75

Finding the Fourth Proportional to 222,488.10, 333,729.21 and 54,009.75

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Solution

The fourth proportional to 222,488.10, 333,729.21 and 54,009.75 is: 81,013.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,488.10 : 333,729.21 = 54,009.75 : x
  2. Step 2: Convert to fraction form
    222,488.10/333,729.21 = 54,009.75/x
  3. Step 3: Cross multiply
    222,488.10x = 333,729.21 × 54,009.75
  4. Step 4: Simplify right side
    222,488.10x = 18,024,631,199.80
  5. Step 5: Solve for x
    x = 18,024,631,199.80/222,488.10
  6. Step 6: Final answer
    x = 81,013.91

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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.