Home / 55,236.16-76,231.20-34,027.84

Finding the Fourth Proportional to 55,236.16, 76,231.20 and 34,027.84

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Solution

The fourth proportional to 55,236.16, 76,231.20 and 34,027.84 is: 46,961.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,236.16 : 76,231.20 = 34,027.84 : x
  2. Step 2: Convert to fraction form
    55,236.16/76,231.20 = 34,027.84/x
  3. Step 3: Cross multiply
    55,236.16x = 76,231.20 × 34,027.84
  4. Step 4: Simplify right side
    55,236.16x = 2,593,983,076.61
  5. Step 5: Solve for x
    x = 2,593,983,076.61/55,236.16
  6. Step 6: Final answer
    x = 46,961.68

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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.