Home / 192,319.35-265,410.90-115,862.52

Finding the Fourth Proportional to 192,319.35, 265,410.90 and 115,862.52

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Solution

The fourth proportional to 192,319.35, 265,410.90 and 115,862.52 is: 159,896.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,319.35 : 265,410.90 = 115,862.52 : x
  2. Step 2: Convert to fraction form
    192,319.35/265,410.90 = 115,862.52/x
  3. Step 3: Cross multiply
    192,319.35x = 265,410.90 × 115,862.52
  4. Step 4: Simplify right side
    192,319.35x = 30,751,174,756.28
  5. Step 5: Solve for x
    x = 30,751,174,756.28/192,319.35
  6. Step 6: Final answer
    x = 159,896.41

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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.