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Finding the Fourth Proportional to 178,494.54, 245,849.48 and 133,027.08

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Solution

The fourth proportional to 178,494.54, 245,849.48 and 133,027.08 is: 183,224.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,494.54 : 245,849.48 = 133,027.08 : x
  2. Step 2: Convert to fraction form
    178,494.54/245,849.48 = 133,027.08/x
  3. Step 3: Cross multiply
    178,494.54x = 245,849.48 × 133,027.08
  4. Step 4: Simplify right side
    178,494.54x = 32,704,638,443.92
  5. Step 5: Solve for x
    x = 32,704,638,443.92/178,494.54
  6. Step 6: Final answer
    x = 183,224.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.