Home / 82,310.36-113,573.30-48,320.28

Finding the Fourth Proportional to 82,310.36, 113,573.30 and 48,320.28

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Solution

The fourth proportional to 82,310.36, 113,573.30 and 48,320.28 is: 66,673.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,310.36 : 113,573.30 = 48,320.28 : x
  2. Step 2: Convert to fraction form
    82,310.36/113,573.30 = 48,320.28/x
  3. Step 3: Cross multiply
    82,310.36x = 113,573.30 × 48,320.28
  4. Step 4: Simplify right side
    82,310.36x = 5,487,893,414.92
  5. Step 5: Solve for x
    x = 5,487,893,414.92/82,310.36
  6. Step 6: Final answer
    x = 66,673.18

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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.