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Finding the Fourth Proportional to 234,462.42, 351,709.80 and 94,221

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Solution

The fourth proportional to 234,462.42, 351,709.80 and 94,221 is: 141,338.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,462.42 : 351,709.80 = 94,221 : x
  2. Step 2: Convert to fraction form
    234,462.42/351,709.80 = 94,221/x
  3. Step 3: Cross multiply
    234,462.42x = 351,709.80 × 94,221
  4. Step 4: Simplify right side
    234,462.42x = 33,138,449,065.80
  5. Step 5: Solve for x
    x = 33,138,449,065.80/234,462.42
  6. Step 6: Final answer
    x = 141,338.00

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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.