Home / 222,748.16-334,288.30-89,629.54

Finding the Fourth Proportional to 222,748.16, 334,288.30 and 89,629.54

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Solution

The fourth proportional to 222,748.16, 334,288.30 and 89,629.54 is: 134,511.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,748.16 : 334,288.30 = 89,629.54 : x
  2. Step 2: Convert to fraction form
    222,748.16/334,288.30 = 89,629.54/x
  3. Step 3: Cross multiply
    222,748.16x = 334,288.30 × 89,629.54
  4. Step 4: Simplify right side
    222,748.16x = 29,962,106,556.38
  5. Step 5: Solve for x
    x = 29,962,106,556.38/222,748.16
  6. Step 6: Final answer
    x = 134,511.13

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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.