Home / 215,385.48-323,144.34-110,278.24

Finding the Fourth Proportional to 215,385.48, 323,144.34 and 110,278.24

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Solution

The fourth proportional to 215,385.48, 323,144.34 and 110,278.24 is: 165,451.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,385.48 : 323,144.34 = 110,278.24 : x
  2. Step 2: Convert to fraction form
    215,385.48/323,144.34 = 110,278.24/x
  3. Step 3: Cross multiply
    215,385.48x = 323,144.34 × 110,278.24
  4. Step 4: Simplify right side
    215,385.48x = 35,635,789,081.16
  5. Step 5: Solve for x
    x = 35,635,789,081.16/215,385.48
  6. Step 6: Final answer
    x = 165,451.21

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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.