Home / 192,419.31-265,539.06-107,536.38

Finding the Fourth Proportional to 192,419.31, 265,539.06 and 107,536.38

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Solution

The fourth proportional to 192,419.31, 265,539.06 and 107,536.38 is: 148,400.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,419.31 : 265,539.06 = 107,536.38 : x
  2. Step 2: Convert to fraction form
    192,419.31/265,539.06 = 107,536.38/x
  3. Step 3: Cross multiply
    192,419.31x = 265,539.06 × 107,536.38
  4. Step 4: Simplify right side
    192,419.31x = 28,555,108,265.23
  5. Step 5: Solve for x
    x = 28,555,108,265.23/192,419.31
  6. Step 6: Final answer
    x = 148,400.43

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1.5x scale

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.