Home / 195,838.48-270,256.44-110,971.72

Finding the Fourth Proportional to 195,838.48, 270,256.44 and 110,971.72

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Solution

The fourth proportional to 195,838.48, 270,256.44 and 110,971.72 is: 153,140.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,838.48 : 270,256.44 = 110,971.72 : x
  2. Step 2: Convert to fraction form
    195,838.48/270,256.44 = 110,971.72/x
  3. Step 3: Cross multiply
    195,838.48x = 270,256.44 × 110,971.72
  4. Step 4: Simplify right side
    195,838.48x = 29,990,821,987.88
  5. Step 5: Solve for x
    x = 29,990,821,987.88/195,838.48
  6. Step 6: Final answer
    x = 153,140.60

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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.