Home / 239,197.04-330,093.60-137,226.96

Finding the Fourth Proportional to 239,197.04, 330,093.60 and 137,226.96

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Solution

The fourth proportional to 239,197.04, 330,093.60 and 137,226.96 is: 189,374.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,197.04 : 330,093.60 = 137,226.96 : x
  2. Step 2: Convert to fraction form
    239,197.04/330,093.60 = 137,226.96/x
  3. Step 3: Cross multiply
    239,197.04x = 330,093.60 × 137,226.96
  4. Step 4: Simplify right side
    239,197.04x = 45,297,741,243.46
  5. Step 5: Solve for x
    x = 45,297,741,243.46/239,197.04
  6. Step 6: Final answer
    x = 189,374.17

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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.