Home / 272,323.32-408,484.92-82,785.24

Finding the Fourth Proportional to 272,323.32, 408,484.92 and 82,785.24

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Solution

The fourth proportional to 272,323.32, 408,484.92 and 82,785.24 is: 124,177.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,323.32 : 408,484.92 = 82,785.24 : x
  2. Step 2: Convert to fraction form
    272,323.32/408,484.92 = 82,785.24/x
  3. Step 3: Cross multiply
    272,323.32x = 408,484.92 × 82,785.24
  4. Step 4: Simplify right side
    272,323.32x = 33,816,522,138.58
  5. Step 5: Solve for x
    x = 33,816,522,138.58/272,323.32
  6. Step 6: Final answer
    x = 124,177.84

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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.