Home / 250,632.24-345,871.80-143,235.60

Finding the Fourth Proportional to 250,632.24, 345,871.80 and 143,235.60

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Solution

The fourth proportional to 250,632.24, 345,871.80 and 143,235.60 is: 197,664.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,632.24 : 345,871.80 = 143,235.60 : x
  2. Step 2: Convert to fraction form
    250,632.24/345,871.80 = 143,235.60/x
  3. Step 3: Cross multiply
    250,632.24x = 345,871.80 × 143,235.60
  4. Step 4: Simplify right side
    250,632.24x = 49,541,154,796.08
  5. Step 5: Solve for x
    x = 49,541,154,796.08/250,632.24
  6. Step 6: Final answer
    x = 197,664.73

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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.