Home / 192,635.15-265,822.07-107,735.81

Finding the Fourth Proportional to 192,635.15, 265,822.07 and 107,735.81

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Solution

The fourth proportional to 192,635.15, 265,822.07 and 107,735.81 is: 148,667.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,635.15 : 265,822.07 = 107,735.81 : x
  2. Step 2: Convert to fraction form
    192,635.15/265,822.07 = 107,735.81/x
  3. Step 3: Cross multiply
    192,635.15x = 265,822.07 × 107,735.81
  4. Step 4: Simplify right side
    192,635.15x = 28,638,556,961.22
  5. Step 5: Solve for x
    x = 28,638,556,961.22/192,635.15
  6. Step 6: Final answer
    x = 148,667.35

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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.