Home / 189,670.27-284,665.03-94,872.02

Finding the Fourth Proportional to 189,670.27, 284,665.03 and 94,872.02

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Solution

The fourth proportional to 189,670.27, 284,665.03 and 94,872.02 is: 142,387.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,670.27 : 284,665.03 = 94,872.02 : x
  2. Step 2: Convert to fraction form
    189,670.27/284,665.03 = 94,872.02/x
  3. Step 3: Cross multiply
    189,670.27x = 284,665.03 × 94,872.02
  4. Step 4: Simplify right side
    189,670.27x = 27,006,745,945.10
  5. Step 5: Solve for x
    x = 27,006,745,945.10/189,670.27
  6. Step 6: Final answer
    x = 142,387.87

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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.