Home / 194,184.22-268,056.81-130,558.90

Finding the Fourth Proportional to 194,184.22, 268,056.81 and 130,558.90

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Solution

The fourth proportional to 194,184.22, 268,056.81 and 130,558.90 is: 180,226.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,184.22 : 268,056.81 = 130,558.90 : x
  2. Step 2: Convert to fraction form
    194,184.22/268,056.81 = 130,558.90/x
  3. Step 3: Cross multiply
    194,184.22x = 268,056.81 × 130,558.90
  4. Step 4: Simplify right side
    194,184.22x = 34,997,202,251.11
  5. Step 5: Solve for x
    x = 34,997,202,251.11/194,184.22
  6. Step 6: Final answer
    x = 180,226.81

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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.