Home / 82,484.97-113,831.78-48,487.22

Finding the Fourth Proportional to 82,484.97, 113,831.78 and 48,487.22

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Solution

The fourth proportional to 82,484.97, 113,831.78 and 48,487.22 is: 66,913.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,484.97 : 113,831.78 = 48,487.22 : x
  2. Step 2: Convert to fraction form
    82,484.97/113,831.78 = 48,487.22/x
  3. Step 3: Cross multiply
    82,484.97x = 113,831.78 × 48,487.22
  4. Step 4: Simplify right side
    82,484.97x = 5,519,386,559.85
  5. Step 5: Solve for x
    x = 5,519,386,559.85/82,484.97
  6. Step 6: Final answer
    x = 66,913.85

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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.