Home / 94,931.37-131,007.92-52,491.42

Finding the Fourth Proportional to 94,931.37, 131,007.92 and 52,491.42

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Solution

The fourth proportional to 94,931.37, 131,007.92 and 52,491.42 is: 72,439.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,931.37 : 131,007.92 = 52,491.42 : x
  2. Step 2: Convert to fraction form
    94,931.37/131,007.92 = 52,491.42/x
  3. Step 3: Cross multiply
    94,931.37x = 131,007.92 × 52,491.42
  4. Step 4: Simplify right side
    94,931.37x = 6,876,791,489.59
  5. Step 5: Solve for x
    x = 6,876,791,489.59/94,931.37
  6. Step 6: Final answer
    x = 72,439.61

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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.