Home / 126,435.00-189,680.22-47,549.23

Finding the Fourth Proportional to 126,435.00, 189,680.22 and 47,549.23

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Solution

The fourth proportional to 126,435.00, 189,680.22 and 47,549.23 is: 71,334.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,435.00 : 189,680.22 = 47,549.23 : x
  2. Step 2: Convert to fraction form
    126,435.00/189,680.22 = 47,549.23/x
  3. Step 3: Cross multiply
    126,435.00x = 189,680.22 × 47,549.23
  4. Step 4: Simplify right side
    126,435.00x = 9,019,148,644.33
  5. Step 5: Solve for x
    x = 9,019,148,644.33/126,435.00
  6. Step 6: Final answer
    x = 71,334.27

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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.