Home / 189,056.48-260,916.34-141,226.80

Finding the Fourth Proportional to 189,056.48, 260,916.34 and 141,226.80

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Solution

The fourth proportional to 189,056.48, 260,916.34 and 141,226.80 is: 194,906.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,056.48 : 260,916.34 = 141,226.80 : x
  2. Step 2: Convert to fraction form
    189,056.48/260,916.34 = 141,226.80/x
  3. Step 3: Cross multiply
    189,056.48x = 260,916.34 × 141,226.80
  4. Step 4: Simplify right side
    189,056.48x = 36,848,379,765.91
  5. Step 5: Solve for x
    x = 36,848,379,765.91/189,056.48
  6. Step 6: Final answer
    x = 194,906.73

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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.