Home / 84,023.37-115,951.05-48,212.64

Finding the Fourth Proportional to 84,023.37, 115,951.05 and 48,212.64

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Solution

The fourth proportional to 84,023.37, 115,951.05 and 48,212.64 is: 66,532.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,023.37 : 115,951.05 = 48,212.64 : x
  2. Step 2: Convert to fraction form
    84,023.37/115,951.05 = 48,212.64/x
  3. Step 3: Cross multiply
    84,023.37x = 115,951.05 × 48,212.64
  4. Step 4: Simplify right side
    84,023.37x = 5,590,306,231.27
  5. Step 5: Solve for x
    x = 5,590,306,231.27/84,023.37
  6. Step 6: Final answer
    x = 66,532.75

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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.