Home / 215,037.54-296,771.85-130,175.46

Finding the Fourth Proportional to 215,037.54, 296,771.85 and 130,175.46

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Solution

The fourth proportional to 215,037.54, 296,771.85 and 130,175.46 is: 179,654.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,037.54 : 296,771.85 = 130,175.46 : x
  2. Step 2: Convert to fraction form
    215,037.54/296,771.85 = 130,175.46/x
  3. Step 3: Cross multiply
    215,037.54x = 296,771.85 × 130,175.46
  4. Step 4: Simplify right side
    215,037.54x = 38,632,412,088.80
  5. Step 5: Solve for x
    x = 38,632,412,088.80/215,037.54
  6. Step 6: Final answer
    x = 179,654.27

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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.