Home / 82,828.20-114,166.40-58,597.86

Finding the Fourth Proportional to 82,828.20, 114,166.40 and 58,597.86

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Solution

The fourth proportional to 82,828.20, 114,166.40 and 58,597.86 is: 80,768.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,828.20 : 114,166.40 = 58,597.86 : x
  2. Step 2: Convert to fraction form
    82,828.20/114,166.40 = 58,597.86/x
  3. Step 3: Cross multiply
    82,828.20x = 114,166.40 × 58,597.86
  4. Step 4: Simplify right side
    82,828.20x = 6,689,906,299.57
  5. Step 5: Solve for x
    x = 6,689,906,299.57/82,828.20
  6. Step 6: Final answer
    x = 80,768.47

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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.