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Finding the Fourth Proportional to 234,494.28, 351,710.27 and 66,027.74

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Solution

The fourth proportional to 234,494.28, 351,710.27 and 66,027.74 is: 99,032.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,494.28 : 351,710.27 = 66,027.74 : x
  2. Step 2: Convert to fraction form
    234,494.28/351,710.27 = 66,027.74/x
  3. Step 3: Cross multiply
    234,494.28x = 351,710.27 × 66,027.74
  4. Step 4: Simplify right side
    234,494.28x = 23,222,635,307.23
  5. Step 5: Solve for x
    x = 23,222,635,307.23/234,494.28
  6. Step 6: Final answer
    x = 99,032.84

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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.