Home / 146,189.36-201,735.60-91,770.82

Finding the Fourth Proportional to 146,189.36, 201,735.60 and 91,770.82

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Solution

The fourth proportional to 146,189.36, 201,735.60 and 91,770.82 is: 126,640.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,189.36 : 201,735.60 = 91,770.82 : x
  2. Step 2: Convert to fraction form
    146,189.36/201,735.60 = 91,770.82/x
  3. Step 3: Cross multiply
    146,189.36x = 201,735.60 × 91,770.82
  4. Step 4: Simplify right side
    146,189.36x = 18,513,441,435.19
  5. Step 5: Solve for x
    x = 18,513,441,435.19/146,189.36
  6. Step 6: Final answer
    x = 126,640.14

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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.