Home / 250,164.56-345,227.20-135,443.18

Finding the Fourth Proportional to 250,164.56, 345,227.20 and 135,443.18

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Solution

The fourth proportional to 250,164.56, 345,227.20 and 135,443.18 is: 186,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,164.56 : 345,227.20 = 135,443.18 : x
  2. Step 2: Convert to fraction form
    250,164.56/345,227.20 = 135,443.18/x
  3. Step 3: Cross multiply
    250,164.56x = 345,227.20 × 135,443.18
  4. Step 4: Simplify right side
    250,164.56x = 46,758,669,790.50
  5. Step 5: Solve for x
    x = 46,758,669,790.50/250,164.56
  6. Step 6: Final answer
    x = 186,911.65

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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.