Home / 250,351.24-345,484.27-135,632.78

Finding the Fourth Proportional to 250,351.24, 345,484.27 and 135,632.78

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Solution

The fourth proportional to 250,351.24, 345,484.27 and 135,632.78 is: 187,173.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,351.24 : 345,484.27 = 135,632.78 : x
  2. Step 2: Convert to fraction form
    250,351.24/345,484.27 = 135,632.78/x
  3. Step 3: Cross multiply
    250,351.24x = 345,484.27 × 135,632.78
  4. Step 4: Simplify right side
    250,351.24x = 46,858,991,986.37
  5. Step 5: Solve for x
    x = 46,858,991,986.37/250,351.24
  6. Step 6: Final answer
    x = 187,173.00

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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.