Home / 133,800.24-184,664.52-85,422.84

Finding the Fourth Proportional to 133,800.24, 184,664.52 and 85,422.84

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Solution

The fourth proportional to 133,800.24, 184,664.52 and 85,422.84 is: 117,896.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,800.24 : 184,664.52 = 85,422.84 : x
  2. Step 2: Convert to fraction form
    133,800.24/184,664.52 = 85,422.84/x
  3. Step 3: Cross multiply
    133,800.24x = 184,664.52 × 85,422.84
  4. Step 4: Simplify right side
    133,800.24x = 15,774,567,745.64
  5. Step 5: Solve for x
    x = 15,774,567,745.64/133,800.24
  6. Step 6: Final answer
    x = 117,896.41

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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.