Home / 82,683.20-114,103.92-46,872.32

Finding the Fourth Proportional to 82,683.20, 114,103.92 and 46,872.32

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Solution

The fourth proportional to 82,683.20, 114,103.92 and 46,872.32 is: 64,684.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,683.20 : 114,103.92 = 46,872.32 : x
  2. Step 2: Convert to fraction form
    82,683.20/114,103.92 = 46,872.32/x
  3. Step 3: Cross multiply
    82,683.20x = 114,103.92 × 46,872.32
  4. Step 4: Simplify right side
    82,683.20x = 5,348,315,451.49
  5. Step 5: Solve for x
    x = 5,348,315,451.49/82,683.20
  6. Step 6: Final answer
    x = 64,684.43

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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.