Home / 82,042.64-113,229.15-48,064.09

Finding the Fourth Proportional to 82,042.64, 113,229.15 and 48,064.09

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Solution

The fourth proportional to 82,042.64, 113,229.15 and 48,064.09 is: 66,334.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,042.64 : 113,229.15 = 48,064.09 : x
  2. Step 2: Convert to fraction form
    82,042.64/113,229.15 = 48,064.09/x
  3. Step 3: Cross multiply
    82,042.64x = 113,229.15 × 48,064.09
  4. Step 4: Simplify right side
    82,042.64x = 5,442,256,394.03
  5. Step 5: Solve for x
    x = 5,442,256,394.03/82,042.64
  6. Step 6: Final answer
    x = 66,334.49

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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.