Home / 198,030.98-273,297.20-113,146.22

Finding the Fourth Proportional to 198,030.98, 273,297.20 and 113,146.22

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Solution

The fourth proportional to 198,030.98, 273,297.20 and 113,146.22 is: 156,150.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,030.98 : 273,297.20 = 113,146.22 : x
  2. Step 2: Convert to fraction form
    198,030.98/273,297.20 = 113,146.22/x
  3. Step 3: Cross multiply
    198,030.98x = 273,297.20 × 113,146.22
  4. Step 4: Simplify right side
    198,030.98x = 30,922,545,116.58
  5. Step 5: Solve for x
    x = 30,922,545,116.58/198,030.98
  6. Step 6: Final answer
    x = 156,150.04

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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.