Home / 84,238.25-116,248.77-48,435.30

Finding the Fourth Proportional to 84,238.25, 116,248.77 and 48,435.30

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Solution

The fourth proportional to 84,238.25, 116,248.77 and 48,435.30 is: 66,840.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,238.25 : 116,248.77 = 48,435.30 : x
  2. Step 2: Convert to fraction form
    84,238.25/116,248.77 = 48,435.30/x
  3. Step 3: Cross multiply
    84,238.25x = 116,248.77 × 48,435.30
  4. Step 4: Simplify right side
    84,238.25x = 5,630,544,049.58
  5. Step 5: Solve for x
    x = 5,630,544,049.58/84,238.25
  6. Step 6: Final answer
    x = 66,840.71

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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.