Home / 198,222.32-273,773.84-130,541.83

Finding the Fourth Proportional to 198,222.32, 273,773.84 and 130,541.83

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Solution

The fourth proportional to 198,222.32, 273,773.84 and 130,541.83 is: 180,297.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,222.32 : 273,773.84 = 130,541.83 : x
  2. Step 2: Convert to fraction form
    198,222.32/273,773.84 = 130,541.83/x
  3. Step 3: Cross multiply
    198,222.32x = 273,773.84 × 130,541.83
  4. Step 4: Simplify right side
    198,222.32x = 35,738,938,079.73
  5. Step 5: Solve for x
    x = 35,738,938,079.73/198,222.32
  6. Step 6: Final answer
    x = 180,297.24

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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.