Home / 129,729.60-194,574.96-50,898.24

Finding the Fourth Proportional to 129,729.60, 194,574.96 and 50,898.24

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Solution

The fourth proportional to 129,729.60, 194,574.96 and 50,898.24 is: 76,339.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,729.60 : 194,574.96 = 50,898.24 : x
  2. Step 2: Convert to fraction form
    129,729.60/194,574.96 = 50,898.24/x
  3. Step 3: Cross multiply
    129,729.60x = 194,574.96 × 50,898.24
  4. Step 4: Simplify right side
    129,729.60x = 9,903,523,012.07
  5. Step 5: Solve for x
    x = 9,903,523,012.07/129,729.60
  6. Step 6: Final answer
    x = 76,339.73

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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.