Home / 215,519.72-297,553.38-158,832.36

Finding the Fourth Proportional to 215,519.72, 297,553.38 and 158,832.36

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Solution

The fourth proportional to 215,519.72, 297,553.38 and 158,832.36 is: 219,289.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,519.72 : 297,553.38 = 158,832.36 : x
  2. Step 2: Convert to fraction form
    215,519.72/297,553.38 = 158,832.36/x
  3. Step 3: Cross multiply
    215,519.72x = 297,553.38 × 158,832.36
  4. Step 4: Simplify right side
    215,519.72x = 47,261,105,571.38
  5. Step 5: Solve for x
    x = 47,261,105,571.38/215,519.72
  6. Step 6: Final answer
    x = 219,289.01

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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.