Home / 195,160.86-269,543.70-131,387.94

Finding the Fourth Proportional to 195,160.86, 269,543.70 and 131,387.94

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Solution

The fourth proportional to 195,160.86, 269,543.70 and 131,387.94 is: 181,464.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,160.86 : 269,543.70 = 131,387.94 : x
  2. Step 2: Convert to fraction form
    195,160.86/269,543.70 = 131,387.94/x
  3. Step 3: Cross multiply
    195,160.86x = 269,543.70 × 131,387.94
  4. Step 4: Simplify right side
    195,160.86x = 35,414,791,482.98
  5. Step 5: Solve for x
    x = 35,414,791,482.98/195,160.86
  6. Step 6: Final answer
    x = 181,464.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.