Home / 215,942.22-298,006.02-120,467.52

Finding the Fourth Proportional to 215,942.22, 298,006.02 and 120,467.52

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Solution

The fourth proportional to 215,942.22, 298,006.02 and 120,467.52 is: 166,248.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,942.22 : 298,006.02 = 120,467.52 : x
  2. Step 2: Convert to fraction form
    215,942.22/298,006.02 = 120,467.52/x
  3. Step 3: Cross multiply
    215,942.22x = 298,006.02 × 120,467.52
  4. Step 4: Simplify right side
    215,942.22x = 35,900,046,174.47
  5. Step 5: Solve for x
    x = 35,900,046,174.47/215,942.22
  6. Step 6: Final answer
    x = 166,248.39

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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.