Home / 101,212.28-151,839.83-38,032.96

Finding the Fourth Proportional to 101,212.28, 151,839.83 and 38,032.96

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Solution

The fourth proportional to 101,212.28, 151,839.83 and 38,032.96 is: 57,057.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,212.28 : 151,839.83 = 38,032.96 : x
  2. Step 2: Convert to fraction form
    101,212.28/151,839.83 = 38,032.96/x
  3. Step 3: Cross multiply
    101,212.28x = 151,839.83 × 38,032.96
  4. Step 4: Simplify right side
    101,212.28x = 5,774,918,180.98
  5. Step 5: Solve for x
    x = 5,774,918,180.98/101,212.28
  6. Step 6: Final answer
    x = 57,057.48

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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.