Home / 197,112.40-295,879.04-84,848.20

Finding the Fourth Proportional to 197,112.40, 295,879.04 and 84,848.20

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Solution

The fourth proportional to 197,112.40, 295,879.04 and 84,848.20 is: 127,362.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,112.40 : 295,879.04 = 84,848.20 : x
  2. Step 2: Convert to fraction form
    197,112.40/295,879.04 = 84,848.20/x
  3. Step 3: Cross multiply
    197,112.40x = 295,879.04 × 84,848.20
  4. Step 4: Simplify right side
    197,112.40x = 25,104,803,961.73
  5. Step 5: Solve for x
    x = 25,104,803,961.73/197,112.40
  6. Step 6: Final answer
    x = 127,362.89

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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.