Home / 82,787.43-114,243.25-46,976.68

Finding the Fourth Proportional to 82,787.43, 114,243.25 and 46,976.68

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Solution

The fourth proportional to 82,787.43, 114,243.25 and 46,976.68 is: 64,825.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,787.43 : 114,243.25 = 46,976.68 : x
  2. Step 2: Convert to fraction form
    82,787.43/114,243.25 = 46,976.68/x
  3. Step 3: Cross multiply
    82,787.43x = 114,243.25 × 46,976.68
  4. Step 4: Simplify right side
    82,787.43x = 5,366,768,597.41
  5. Step 5: Solve for x
    x = 5,366,768,597.41/82,787.43
  6. Step 6: Final answer
    x = 64,825.89

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1.5x scale

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.