Home / 129,673.86-194,514.39-36,179.52

Finding the Fourth Proportional to 129,673.86, 194,514.39 and 36,179.52

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Solution

The fourth proportional to 129,673.86, 194,514.39 and 36,179.52 is: 54,270.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,673.86 : 194,514.39 = 36,179.52 : x
  2. Step 2: Convert to fraction form
    129,673.86/194,514.39 = 36,179.52/x
  3. Step 3: Cross multiply
    129,673.86x = 194,514.39 × 36,179.52
  4. Step 4: Simplify right side
    129,673.86x = 7,037,437,263.29
  5. Step 5: Solve for x
    x = 7,037,437,263.29/129,673.86
  6. Step 6: Final answer
    x = 54,270.28

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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.