Home / 197,292.24-272,279.97-120,810.96

Finding the Fourth Proportional to 197,292.24, 272,279.97 and 120,810.96

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Solution

The fourth proportional to 197,292.24, 272,279.97 and 120,810.96 is: 166,729.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,292.24 : 272,279.97 = 120,810.96 : x
  2. Step 2: Convert to fraction form
    197,292.24/272,279.97 = 120,810.96/x
  3. Step 3: Cross multiply
    197,292.24x = 272,279.97 × 120,810.96
  4. Step 4: Simplify right side
    197,292.24x = 32,894,404,564.47
  5. Step 5: Solve for x
    x = 32,894,404,564.47/197,292.24
  6. Step 6: Final answer
    x = 166,729.34

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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.