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Finding the Fourth Proportional to 220,056.96, 303,680.16 and 119,454.96

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Solution

The fourth proportional to 220,056.96, 303,680.16 and 119,454.96 is: 164,848.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,056.96 : 303,680.16 = 119,454.96 : x
  2. Step 2: Convert to fraction form
    220,056.96/303,680.16 = 119,454.96/x
  3. Step 3: Cross multiply
    220,056.96x = 303,680.16 × 119,454.96
  4. Step 4: Simplify right side
    220,056.96x = 36,276,101,365.59
  5. Step 5: Solve for x
    x = 36,276,101,365.59/220,056.96
  6. Step 6: Final answer
    x = 164,848.69

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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.