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Finding the Fourth Proportional to 222,521.94, 333,779.26 and 54,043.65

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Solution

The fourth proportional to 222,521.94, 333,779.26 and 54,043.65 is: 81,064.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,521.94 : 333,779.26 = 54,043.65 : x
  2. Step 2: Convert to fraction form
    222,521.94/333,779.26 = 54,043.65/x
  3. Step 3: Cross multiply
    222,521.94x = 333,779.26 × 54,043.65
  4. Step 4: Simplify right side
    222,521.94x = 18,038,649,504.70
  5. Step 5: Solve for x
    x = 18,038,649,504.70/222,521.94
  6. Step 6: Final answer
    x = 81,064.59

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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.