Home / 189,462.27-284,194.78-130,118.03

Finding the Fourth Proportional to 189,462.27, 284,194.78 and 130,118.03

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Solution

The fourth proportional to 189,462.27, 284,194.78 and 130,118.03 is: 195,177.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,462.27 : 284,194.78 = 130,118.03 : x
  2. Step 2: Convert to fraction form
    189,462.27/284,194.78 = 130,118.03/x
  3. Step 3: Cross multiply
    189,462.27x = 284,194.78 × 130,118.03
  4. Step 4: Simplify right side
    189,462.27x = 36,978,864,229.34
  5. Step 5: Solve for x
    x = 36,978,864,229.34/189,462.27
  6. Step 6: Final answer
    x = 195,177.98

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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.