Home / 129,983.88-194,975.82-46,877.88

Finding the Fourth Proportional to 129,983.88, 194,975.82 and 46,877.88

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Solution

The fourth proportional to 129,983.88, 194,975.82 and 46,877.88 is: 70,316.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,983.88 : 194,975.82 = 46,877.88 : x
  2. Step 2: Convert to fraction form
    129,983.88/194,975.82 = 46,877.88/x
  3. Step 3: Cross multiply
    129,983.88x = 194,975.82 × 46,877.88
  4. Step 4: Simplify right side
    129,983.88x = 9,140,053,092.86
  5. Step 5: Solve for x
    x = 9,140,053,092.86/129,983.88
  6. Step 6: Final answer
    x = 70,316.82

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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.