Home / 201,220.43-301,550.27-151,242.21

Finding the Fourth Proportional to 201,220.43, 301,550.27 and 151,242.21

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Solution

The fourth proportional to 201,220.43, 301,550.27 and 151,242.21 is: 226,652.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,220.43 : 301,550.27 = 151,242.21 : x
  2. Step 2: Convert to fraction form
    201,220.43/301,550.27 = 151,242.21/x
  3. Step 3: Cross multiply
    201,220.43x = 301,550.27 × 151,242.21
  4. Step 4: Simplify right side
    201,220.43x = 45,607,128,504.69
  5. Step 5: Solve for x
    x = 45,607,128,504.69/201,220.43
  6. Step 6: Final answer
    x = 226,652.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.