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Finding the Fourth Proportional to 222,515.94, 333,848.43 and 72,763.14

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Solution

The fourth proportional to 222,515.94, 333,848.43 and 72,763.14 is: 109,169.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,515.94 : 333,848.43 = 72,763.14 : x
  2. Step 2: Convert to fraction form
    222,515.94/333,848.43 = 72,763.14/x
  3. Step 3: Cross multiply
    222,515.94x = 333,848.43 × 72,763.14
  4. Step 4: Simplify right side
    222,515.94x = 24,291,860,050.87
  5. Step 5: Solve for x
    x = 24,291,860,050.87/222,515.94
  6. Step 6: Final answer
    x = 109,169.08

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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.