Home / 215,271.03-322,906.82-102,924.84

Finding the Fourth Proportional to 215,271.03, 322,906.82 and 102,924.84

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Solution

The fourth proportional to 215,271.03, 322,906.82 and 102,924.84 is: 154,387.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,271.03 : 322,906.82 = 102,924.84 : x
  2. Step 2: Convert to fraction form
    215,271.03/322,906.82 = 102,924.84/x
  3. Step 3: Cross multiply
    215,271.03x = 322,906.82 × 102,924.84
  4. Step 4: Simplify right side
    215,271.03x = 33,235,132,268.78
  5. Step 5: Solve for x
    x = 33,235,132,268.78/215,271.03
  6. Step 6: Final answer
    x = 154,387.39

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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.