Home / 223,964.55-308,962.22-143,327.43

Finding the Fourth Proportional to 223,964.55, 308,962.22 and 143,327.43

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Solution

The fourth proportional to 223,964.55, 308,962.22 and 143,327.43 is: 197,722.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,964.55 : 308,962.22 = 143,327.43 : x
  2. Step 2: Convert to fraction form
    223,964.55/308,962.22 = 143,327.43/x
  3. Step 3: Cross multiply
    223,964.55x = 308,962.22 × 143,327.43
  4. Step 4: Simplify right side
    223,964.55x = 44,282,760,243.06
  5. Step 5: Solve for x
    x = 44,282,760,243.06/223,964.55
  6. Step 6: Final answer
    x = 197,722.19

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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.