Home / 84,250.46-126,313.22-39,825.29

Finding the Fourth Proportional to 84,250.46, 126,313.22 and 39,825.29

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Solution

The fourth proportional to 84,250.46, 126,313.22 and 39,825.29 is: 59,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,250.46 : 126,313.22 = 39,825.29 : x
  2. Step 2: Convert to fraction form
    84,250.46/126,313.22 = 39,825.29/x
  3. Step 3: Cross multiply
    84,250.46x = 126,313.22 × 39,825.29
  4. Step 4: Simplify right side
    84,250.46x = 5,030,459,786.64
  5. Step 5: Solve for x
    x = 5,030,459,786.64/84,250.46
  6. Step 6: Final answer
    x = 59,708.40

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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.