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Finding the Fourth Proportional to 222,022.62, 333,143.28 and 103,676.76

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Solution

The fourth proportional to 222,022.62, 333,143.28 and 103,676.76 is: 155,566.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,022.62 : 333,143.28 = 103,676.76 : x
  2. Step 2: Convert to fraction form
    222,022.62/333,143.28 = 103,676.76/x
  3. Step 3: Cross multiply
    222,022.62x = 333,143.28 × 103,676.76
  4. Step 4: Simplify right side
    222,022.62x = 34,539,215,886.17
  5. Step 5: Solve for x
    x = 34,539,215,886.17/222,022.62
  6. Step 6: Final answer
    x = 155,566.20

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1.5x scale

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.