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Finding the Fourth Proportional to 159,594.23, 220,255.53 and 119,237.91

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Solution

The fourth proportional to 159,594.23, 220,255.53 and 119,237.91 is: 164,559.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,594.23 : 220,255.53 = 119,237.91 : x
  2. Step 2: Convert to fraction form
    159,594.23/220,255.53 = 119,237.91/x
  3. Step 3: Cross multiply
    159,594.23x = 220,255.53 × 119,237.91
  4. Step 4: Simplify right side
    159,594.23x = 26,262,809,063.14
  5. Step 5: Solve for x
    x = 26,262,809,063.14/159,594.23
  6. Step 6: Final answer
    x = 164,559.90

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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.