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Finding the Fourth Proportional to 234,548.64, 351,823.04 and 57,054.56

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Solution

The fourth proportional to 234,548.64, 351,823.04 and 57,054.56 is: 85,581.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,548.64 : 351,823.04 = 57,054.56 : x
  2. Step 2: Convert to fraction form
    234,548.64/351,823.04 = 57,054.56/x
  3. Step 3: Cross multiply
    234,548.64x = 351,823.04 × 57,054.56
  4. Step 4: Simplify right side
    234,548.64x = 20,073,108,745.06
  5. Step 5: Solve for x
    x = 20,073,108,745.06/234,548.64
  6. Step 6: Final answer
    x = 85,581.86

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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.