Home / 71,634.46-98,861.44-46,193.78

Finding the Fourth Proportional to 71,634.46, 98,861.44 and 46,193.78

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Solution

The fourth proportional to 71,634.46, 98,861.44 and 46,193.78 is: 63,751.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,634.46 : 98,861.44 = 46,193.78 : x
  2. Step 2: Convert to fraction form
    71,634.46/98,861.44 = 46,193.78/x
  3. Step 3: Cross multiply
    71,634.46x = 98,861.44 × 46,193.78
  4. Step 4: Simplify right side
    71,634.46x = 4,566,783,609.84
  5. Step 5: Solve for x
    x = 4,566,783,609.84/71,634.46
  6. Step 6: Final answer
    x = 63,751.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.