Home / 195,315.90-269,556.03-118,840.47

Finding the Fourth Proportional to 195,315.90, 269,556.03 and 118,840.47

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Solution

The fourth proportional to 195,315.90, 269,556.03 and 118,840.47 is: 164,012.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,315.90 : 269,556.03 = 118,840.47 : x
  2. Step 2: Convert to fraction form
    195,315.90/269,556.03 = 118,840.47/x
  3. Step 3: Cross multiply
    195,315.90x = 269,556.03 × 118,840.47
  4. Step 4: Simplify right side
    195,315.90x = 32,034,165,296.53
  5. Step 5: Solve for x
    x = 32,034,165,296.53/195,315.90
  6. Step 6: Final answer
    x = 164,012.07

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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.