Home / 189,552.42-284,372.37-100,891.44

Finding the Fourth Proportional to 189,552.42, 284,372.37 and 100,891.44

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Solution

The fourth proportional to 189,552.42, 284,372.37 and 100,891.44 is: 151,360.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,552.42 : 284,372.37 = 100,891.44 : x
  2. Step 2: Convert to fraction form
    189,552.42/284,372.37 = 100,891.44/x
  3. Step 3: Cross multiply
    189,552.42x = 284,372.37 × 100,891.44
  4. Step 4: Simplify right side
    189,552.42x = 28,690,737,905.51
  5. Step 5: Solve for x
    x = 28,690,737,905.51/189,552.42
  6. Step 6: Final answer
    x = 151,360.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.