Home / 94,939.86-131,016.68-53,543.58

Finding the Fourth Proportional to 94,939.86, 131,016.68 and 53,543.58

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Solution

The fourth proportional to 94,939.86, 131,016.68 and 53,543.58 is: 73,889.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,939.86 : 131,016.68 = 53,543.58 : x
  2. Step 2: Convert to fraction form
    94,939.86/131,016.68 = 53,543.58/x
  3. Step 3: Cross multiply
    94,939.86x = 131,016.68 × 53,543.58
  4. Step 4: Simplify right side
    94,939.86x = 7,015,102,086.91
  5. Step 5: Solve for x
    x = 7,015,102,086.91/94,939.86
  6. Step 6: Final answer
    x = 73,889.96

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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.