Home / 250,172.55-345,233.96-135,450.27

Finding the Fourth Proportional to 250,172.55, 345,233.96 and 135,450.27

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Solution

The fourth proportional to 250,172.55, 345,233.96 and 135,450.27 is: 186,919.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,172.55 : 345,233.96 = 135,450.27 : x
  2. Step 2: Convert to fraction form
    250,172.55/345,233.96 = 135,450.27/x
  3. Step 3: Cross multiply
    250,172.55x = 345,233.96 × 135,450.27
  4. Step 4: Simplify right side
    250,172.55x = 46,762,034,296.88
  5. Step 5: Solve for x
    x = 46,762,034,296.88/250,172.55
  6. Step 6: Final answer
    x = 186,919.13

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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.