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Finding the Fourth Proportional to 293,093.73, 439,627.18 and 122,244.88

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Solution

The fourth proportional to 293,093.73, 439,627.18 and 122,244.88 is: 183,361.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,093.73 : 439,627.18 = 122,244.88 : x
  2. Step 2: Convert to fraction form
    293,093.73/439,627.18 = 122,244.88/x
  3. Step 3: Cross multiply
    293,093.73x = 439,627.18 × 122,244.88
  4. Step 4: Simplify right side
    293,093.73x = 53,742,171,863.84
  5. Step 5: Solve for x
    x = 53,742,171,863.84/293,093.73
  6. Step 6: Final answer
    x = 183,361.72

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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.