Home / 133,912.26-184,813.47-85,558.37

Finding the Fourth Proportional to 133,912.26, 184,813.47 and 85,558.37

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Solution

The fourth proportional to 133,912.26, 184,813.47 and 85,558.37 is: 118,079.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,912.26 : 184,813.47 = 85,558.37 : x
  2. Step 2: Convert to fraction form
    133,912.26/184,813.47 = 85,558.37/x
  3. Step 3: Cross multiply
    133,912.26x = 184,813.47 × 85,558.37
  4. Step 4: Simplify right side
    133,912.26x = 15,812,338,323.18
  5. Step 5: Solve for x
    x = 15,812,338,323.18/133,912.26
  6. Step 6: Final answer
    x = 118,079.84

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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.