Home / 146,101.44-201,615.36-82,438.32

Finding the Fourth Proportional to 146,101.44, 201,615.36 and 82,438.32

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Solution

The fourth proportional to 146,101.44, 201,615.36 and 82,438.32 is: 113,762.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,101.44 : 201,615.36 = 82,438.32 : x
  2. Step 2: Convert to fraction form
    146,101.44/201,615.36 = 82,438.32/x
  3. Step 3: Cross multiply
    146,101.44x = 201,615.36 × 82,438.32
  4. Step 4: Simplify right side
    146,101.44x = 16,620,831,564.60
  5. Step 5: Solve for x
    x = 16,620,831,564.60/146,101.44
  6. Step 6: Final answer
    x = 113,762.27

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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.