Home / 141,968.41-213,083.84-71,896.93

Finding the Fourth Proportional to 141,968.41, 213,083.84 and 71,896.93

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Solution

The fourth proportional to 141,968.41, 213,083.84 and 71,896.93 is: 107,911.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,968.41 : 213,083.84 = 71,896.93 : x
  2. Step 2: Convert to fraction form
    141,968.41/213,083.84 = 71,896.93/x
  3. Step 3: Cross multiply
    141,968.41x = 213,083.84 × 71,896.93
  4. Step 4: Simplify right side
    141,968.41x = 15,320,073,928.61
  5. Step 5: Solve for x
    x = 15,320,073,928.61/141,968.41
  6. Step 6: Final answer
    x = 107,911.85

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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.