Home / 220,056.76-329,656.84-162,248.73

Finding the Fourth Proportional to 220,056.76, 329,656.84 and 162,248.73

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Solution

The fourth proportional to 220,056.76, 329,656.84 and 162,248.73 is: 243,057.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,056.76 : 329,656.84 = 162,248.73 : x
  2. Step 2: Convert to fraction form
    220,056.76/329,656.84 = 162,248.73/x
  3. Step 3: Cross multiply
    220,056.76x = 329,656.84 × 162,248.73
  4. Step 4: Simplify right side
    220,056.76x = 53,486,403,625.81
  5. Step 5: Solve for x
    x = 53,486,403,625.81/220,056.76
  6. Step 6: Final answer
    x = 243,057.31

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1.5x scale

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.