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Finding the Fourth Proportional to 158,874.68, 238,344.74 and 46,558.56

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Solution

The fourth proportional to 158,874.68, 238,344.74 and 46,558.56 is: 69,847.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,874.68 : 238,344.74 = 46,558.56 : x
  2. Step 2: Convert to fraction form
    158,874.68/238,344.74 = 46,558.56/x
  3. Step 3: Cross multiply
    158,874.68x = 238,344.74 × 46,558.56
  4. Step 4: Simplify right side
    158,874.68x = 11,096,987,877.97
  5. Step 5: Solve for x
    x = 11,096,987,877.97/158,874.68
  6. Step 6: Final answer
    x = 69,847.43

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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.