Home / 215,048.96-296,753.72-119,553.20

Finding the Fourth Proportional to 215,048.96, 296,753.72 and 119,553.20

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Solution

The fourth proportional to 215,048.96, 296,753.72 and 119,553.20 is: 164,975.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,048.96 : 296,753.72 = 119,553.20 : x
  2. Step 2: Convert to fraction form
    215,048.96/296,753.72 = 119,553.20/x
  3. Step 3: Cross multiply
    215,048.96x = 296,753.72 × 119,553.20
  4. Step 4: Simplify right side
    215,048.96x = 35,477,856,837.90
  5. Step 5: Solve for x
    x = 35,477,856,837.90/215,048.96
  6. Step 6: Final answer
    x = 164,975.72

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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.