Home / 189,476.42-284,363.13-132,177.63

Finding the Fourth Proportional to 189,476.42, 284,363.13 and 132,177.63

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Solution

The fourth proportional to 189,476.42, 284,363.13 and 132,177.63 is: 198,370.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,476.42 : 284,363.13 = 132,177.63 : x
  2. Step 2: Convert to fraction form
    189,476.42/284,363.13 = 132,177.63/x
  3. Step 3: Cross multiply
    189,476.42x = 284,363.13 × 132,177.63
  4. Step 4: Simplify right side
    189,476.42x = 37,586,444,582.78
  5. Step 5: Solve for x
    x = 37,586,444,582.78/189,476.42
  6. Step 6: Final answer
    x = 198,370.04

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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.