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Finding the Fourth Proportional to 173,790.60, 239,707.35 and 159,496.59

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Solution

The fourth proportional to 173,790.60, 239,707.35 and 159,496.59 is: 219,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,790.60 : 239,707.35 = 159,496.59 : x
  2. Step 2: Convert to fraction form
    173,790.60/239,707.35 = 159,496.59/x
  3. Step 3: Cross multiply
    173,790.60x = 239,707.35 × 159,496.59
  4. Step 4: Simplify right side
    173,790.60x = 38,232,504,922.94
  5. Step 5: Solve for x
    x = 38,232,504,922.94/173,790.60
  6. Step 6: Final answer
    x = 219,991.79

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1.5x scale

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.