Home / 192,080.36-265,089.30-107,205.32

Finding the Fourth Proportional to 192,080.36, 265,089.30 and 107,205.32

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Solution

The fourth proportional to 192,080.36, 265,089.30 and 107,205.32 is: 147,953.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,080.36 : 265,089.30 = 107,205.32 : x
  2. Step 2: Convert to fraction form
    192,080.36/265,089.30 = 107,205.32/x
  3. Step 3: Cross multiply
    192,080.36x = 265,089.30 × 107,205.32
  4. Step 4: Simplify right side
    192,080.36x = 28,418,983,235.08
  5. Step 5: Solve for x
    x = 28,418,983,235.08/192,080.36
  6. Step 6: Final answer
    x = 147,953.61

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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.