Home / 189,760.35-284,687.25-133,709.93

Finding the Fourth Proportional to 189,760.35, 284,687.25 and 133,709.93

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Solution

The fourth proportional to 189,760.35, 284,687.25 and 133,709.93 is: 200,597.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,760.35 : 284,687.25 = 133,709.93 : x
  2. Step 2: Convert to fraction form
    189,760.35/284,687.25 = 133,709.93/x
  3. Step 3: Cross multiply
    189,760.35x = 284,687.25 × 133,709.93
  4. Step 4: Simplify right side
    189,760.35x = 38,065,512,269.39
  5. Step 5: Solve for x
    x = 38,065,512,269.39/189,760.35
  6. Step 6: Final answer
    x = 200,597.82

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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.