Home / 63,185.12-87,194.92-34,889.04

Finding the Fourth Proportional to 63,185.12, 87,194.92 and 34,889.04

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Solution

The fourth proportional to 63,185.12, 87,194.92 and 34,889.04 is: 48,146.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,185.12 : 87,194.92 = 34,889.04 : x
  2. Step 2: Convert to fraction form
    63,185.12/87,194.92 = 34,889.04/x
  3. Step 3: Cross multiply
    63,185.12x = 87,194.92 × 34,889.04
  4. Step 4: Simplify right side
    63,185.12x = 3,042,147,051.68
  5. Step 5: Solve for x
    x = 3,042,147,051.68/63,185.12
  6. Step 6: Final answer
    x = 48,146.57

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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.