Home / 135,794.03-187,397.00-82,114.92

Finding the Fourth Proportional to 135,794.03, 187,397.00 and 82,114.92

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Solution

The fourth proportional to 135,794.03, 187,397.00 and 82,114.92 is: 113,319.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,794.03 : 187,397.00 = 82,114.92 : x
  2. Step 2: Convert to fraction form
    135,794.03/187,397.00 = 82,114.92/x
  3. Step 3: Cross multiply
    135,794.03x = 187,397.00 × 82,114.92
  4. Step 4: Simplify right side
    135,794.03x = 15,388,089,252.67
  5. Step 5: Solve for x
    x = 15,388,089,252.67/135,794.03
  6. Step 6: Final answer
    x = 113,319.34

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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.