Home / 82,816.97-114,302.31-48,823.43

Finding the Fourth Proportional to 82,816.97, 114,302.31 and 48,823.43

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Solution

The fourth proportional to 82,816.97, 114,302.31 and 48,823.43 is: 67,385.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,816.97 : 114,302.31 = 48,823.43 : x
  2. Step 2: Convert to fraction form
    82,816.97/114,302.31 = 48,823.43/x
  3. Step 3: Cross multiply
    82,816.97x = 114,302.31 × 48,823.43
  4. Step 4: Simplify right side
    82,816.97x = 5,580,630,831.12
  5. Step 5: Solve for x
    x = 5,580,630,831.12/82,816.97
  6. Step 6: Final answer
    x = 67,385.11

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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.