Home / 129,518.64-194,162.70-50,614.92

Finding the Fourth Proportional to 129,518.64, 194,162.70 and 50,614.92

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Solution

The fourth proportional to 129,518.64, 194,162.70 and 50,614.92 is: 75,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,518.64 : 194,162.70 = 50,614.92 : x
  2. Step 2: Convert to fraction form
    129,518.64/194,162.70 = 50,614.92/x
  3. Step 3: Cross multiply
    129,518.64x = 194,162.70 × 50,614.92
  4. Step 4: Simplify right side
    129,518.64x = 9,827,529,527.48
  5. Step 5: Solve for x
    x = 9,827,529,527.48/129,518.64
  6. Step 6: Final answer
    x = 75,877.34

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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.