Home / 208,722.44-288,036.96-118,076.54

Finding the Fourth Proportional to 208,722.44, 288,036.96 and 118,076.54

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Solution

The fourth proportional to 208,722.44, 288,036.96 and 118,076.54 is: 162,945.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,722.44 : 288,036.96 = 118,076.54 : x
  2. Step 2: Convert to fraction form
    208,722.44/288,036.96 = 118,076.54/x
  3. Step 3: Cross multiply
    208,722.44x = 288,036.96 × 118,076.54
  4. Step 4: Simplify right side
    208,722.44x = 34,010,407,628.92
  5. Step 5: Solve for x
    x = 34,010,407,628.92/208,722.44
  6. Step 6: Final answer
    x = 162,945.62

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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.