Home / 82,786.20-114,244.38-45,060.36

Finding the Fourth Proportional to 82,786.20, 114,244.38 and 45,060.36

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Solution

The fourth proportional to 82,786.20, 114,244.38 and 45,060.36 is: 62,182.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,786.20 : 114,244.38 = 45,060.36 : x
  2. Step 2: Convert to fraction form
    82,786.20/114,244.38 = 45,060.36/x
  3. Step 3: Cross multiply
    82,786.20x = 114,244.38 × 45,060.36
  4. Step 4: Simplify right side
    82,786.20x = 5,147,892,890.78
  5. Step 5: Solve for x
    x = 5,147,892,890.78/82,786.20
  6. Step 6: Final answer
    x = 62,182.98

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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.