Home / 215,096.32-322,200.60-126,079.52

Finding the Fourth Proportional to 215,096.32, 322,200.60 and 126,079.52

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Solution

The fourth proportional to 215,096.32, 322,200.60 and 126,079.52 is: 188,859.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,096.32 : 322,200.60 = 126,079.52 : x
  2. Step 2: Convert to fraction form
    215,096.32/322,200.60 = 126,079.52/x
  3. Step 3: Cross multiply
    215,096.32x = 322,200.60 × 126,079.52
  4. Step 4: Simplify right side
    215,096.32x = 40,622,896,991.71
  5. Step 5: Solve for x
    x = 40,622,896,991.71/215,096.32
  6. Step 6: Final answer
    x = 188,859.10

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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.