Home / 51,283.86-76,723.44-38,839.86

Finding the Fourth Proportional to 51,283.86, 76,723.44 and 38,839.86

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Solution

The fourth proportional to 51,283.86, 76,723.44 and 38,839.86 is: 58,106.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,283.86 : 76,723.44 = 38,839.86 : x
  2. Step 2: Convert to fraction form
    51,283.86/76,723.44 = 38,839.86/x
  3. Step 3: Cross multiply
    51,283.86x = 76,723.44 × 38,839.86
  4. Step 4: Simplify right side
    51,283.86x = 2,979,927,668.32
  5. Step 5: Solve for x
    x = 2,979,927,668.32/51,283.86
  6. Step 6: Final answer
    x = 58,106.54

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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.