Home / 229,173.55-343,769.64-109,168.81

Finding the Fourth Proportional to 229,173.55, 343,769.64 and 109,168.81

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Solution

The fourth proportional to 229,173.55, 343,769.64 and 109,168.81 is: 163,757.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,173.55 : 343,769.64 = 109,168.81 : x
  2. Step 2: Convert to fraction form
    229,173.55/343,769.64 = 109,168.81/x
  3. Step 3: Cross multiply
    229,173.55x = 343,769.64 × 109,168.81
  4. Step 4: Simplify right side
    229,173.55x = 37,528,922,512.93
  5. Step 5: Solve for x
    x = 37,528,922,512.93/229,173.55
  6. Step 6: Final answer
    x = 163,757.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.