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Finding the Fourth Proportional to 222,291, 333,437.04 and 56,079

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Solution

The fourth proportional to 222,291, 333,437.04 and 56,079 is: 84,118.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,291 : 333,437.04 = 56,079 : x
  2. Step 2: Convert to fraction form
    222,291/333,437.04 = 56,079/x
  3. Step 3: Cross multiply
    222,291x = 333,437.04 × 56,079
  4. Step 4: Simplify right side
    222,291x = 18,698,815,766.16
  5. Step 5: Solve for x
    x = 18,698,815,766.16/222,291
  6. Step 6: Final answer
    x = 84,118.64

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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.