Home / 250,499.36-345,703.02-143,104.25

Finding the Fourth Proportional to 250,499.36, 345,703.02 and 143,104.25

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Solution

The fourth proportional to 250,499.36, 345,703.02 and 143,104.25 is: 197,491.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,499.36 : 345,703.02 = 143,104.25 : x
  2. Step 2: Convert to fraction form
    250,499.36/345,703.02 = 143,104.25/x
  3. Step 3: Cross multiply
    250,499.36x = 345,703.02 × 143,104.25
  4. Step 4: Simplify right side
    250,499.36x = 49,471,571,399.84
  5. Step 5: Solve for x
    x = 49,471,571,399.84/250,499.36
  6. Step 6: Final answer
    x = 197,491.81

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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.