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Finding the Fourth Proportional to 222,272.24, 333,110.16 and 143,345.84

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Solution

The fourth proportional to 222,272.24, 333,110.16 and 143,345.84 is: 214,826.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,272.24 : 333,110.16 = 143,345.84 : x
  2. Step 2: Convert to fraction form
    222,272.24/333,110.16 = 143,345.84/x
  3. Step 3: Cross multiply
    222,272.24x = 333,110.16 × 143,345.84
  4. Step 4: Simplify right side
    222,272.24x = 47,749,955,697.73
  5. Step 5: Solve for x
    x = 47,749,955,697.73/222,272.24
  6. Step 6: Final answer
    x = 214,826.45

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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.