Home / 197,168.50-272,092.53-112,293.46

Finding the Fourth Proportional to 197,168.50, 272,092.53 and 112,293.46

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Solution

The fourth proportional to 197,168.50, 272,092.53 and 112,293.46 is: 154,964.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,168.50 : 272,092.53 = 112,293.46 : x
  2. Step 2: Convert to fraction form
    197,168.50/272,092.53 = 112,293.46/x
  3. Step 3: Cross multiply
    197,168.50x = 272,092.53 × 112,293.46
  4. Step 4: Simplify right side
    197,168.50x = 30,554,211,633.85
  5. Step 5: Solve for x
    x = 30,554,211,633.85/197,168.50
  6. Step 6: Final answer
    x = 154,964.97

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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.