Home / 159,544.22-220,195.33-121,241.34

Finding the Fourth Proportional to 159,544.22, 220,195.33 and 121,241.34

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Solution

The fourth proportional to 159,544.22, 220,195.33 and 121,241.34 is: 167,331.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,544.22 : 220,195.33 = 121,241.34 : x
  2. Step 2: Convert to fraction form
    159,544.22/220,195.33 = 121,241.34/x
  3. Step 3: Cross multiply
    159,544.22x = 220,195.33 × 121,241.34
  4. Step 4: Simplify right side
    159,544.22x = 26,696,776,567.84
  5. Step 5: Solve for x
    x = 26,696,776,567.84/159,544.22
  6. Step 6: Final answer
    x = 167,331.52

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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.