Home / 215,940.26-298,003.96-120,444.91

Finding the Fourth Proportional to 215,940.26, 298,003.96 and 120,444.91

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Solution

The fourth proportional to 215,940.26, 298,003.96 and 120,444.91 is: 166,217.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,940.26 : 298,003.96 = 120,444.91 : x
  2. Step 2: Convert to fraction form
    215,940.26/298,003.96 = 120,444.91/x
  3. Step 3: Cross multiply
    215,940.26x = 298,003.96 × 120,444.91
  4. Step 4: Simplify right side
    215,940.26x = 35,893,059,547.39
  5. Step 5: Solve for x
    x = 35,893,059,547.39/215,940.26
  6. Step 6: Final answer
    x = 166,217.54

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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.