Home / 215,849.14-297,873.54-120,362.26

Finding the Fourth Proportional to 215,849.14, 297,873.54 and 120,362.26

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Solution

The fourth proportional to 215,849.14, 297,873.54 and 120,362.26 is: 166,100.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,849.14 : 297,873.54 = 120,362.26 : x
  2. Step 2: Convert to fraction form
    215,849.14/297,873.54 = 120,362.26/x
  3. Step 3: Cross multiply
    215,849.14x = 297,873.54 × 120,362.26
  4. Step 4: Simplify right side
    215,849.14x = 35,852,732,468.60
  5. Step 5: Solve for x
    x = 35,852,732,468.60/215,849.14
  6. Step 6: Final answer
    x = 166,100.88

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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.