Home / 84,250.96-126,313.97-39,825.79

Finding the Fourth Proportional to 84,250.96, 126,313.97 and 39,825.79

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Solution

The fourth proportional to 84,250.96, 126,313.97 and 39,825.79 is: 59,709.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,250.96 : 126,313.97 = 39,825.79 : x
  2. Step 2: Convert to fraction form
    84,250.96/126,313.97 = 39,825.79/x
  3. Step 3: Cross multiply
    84,250.96x = 126,313.97 × 39,825.79
  4. Step 4: Simplify right side
    84,250.96x = 5,030,552,812.59
  5. Step 5: Solve for x
    x = 5,030,552,812.59/84,250.96
  6. Step 6: Final answer
    x = 59,709.15

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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.