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Finding the Fourth Proportional to 159,683.63, 220,378.98 and 119,327.33

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Solution

The fourth proportional to 159,683.63, 220,378.98 and 119,327.33 is: 164,683.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,683.63 : 220,378.98 = 119,327.33 : x
  2. Step 2: Convert to fraction form
    159,683.63/220,378.98 = 119,327.33/x
  3. Step 3: Cross multiply
    159,683.63x = 220,378.98 × 119,327.33
  4. Step 4: Simplify right side
    159,683.63x = 26,297,234,169.63
  5. Step 5: Solve for x
    x = 26,297,234,169.63/159,683.63
  6. Step 6: Final answer
    x = 164,683.35

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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.