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Finding the Fourth Proportional to 119,893.72, 179,944.28 and 46,073.56

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Solution

The fourth proportional to 119,893.72, 179,944.28 and 46,073.56 is: 69,150.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,893.72 : 179,944.28 = 46,073.56 : x
  2. Step 2: Convert to fraction form
    119,893.72/179,944.28 = 46,073.56/x
  3. Step 3: Cross multiply
    119,893.72x = 179,944.28 × 46,073.56
  4. Step 4: Simplify right side
    119,893.72x = 8,290,673,581.24
  5. Step 5: Solve for x
    x = 8,290,673,581.24/119,893.72
  6. Step 6: Final answer
    x = 69,150.19

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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.