Home / 192,759.15-288,873.46-164,148.06

Finding the Fourth Proportional to 192,759.15, 288,873.46 and 164,148.06

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Solution

The fourth proportional to 192,759.15, 288,873.46 and 164,148.06 is: 245,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,759.15 : 288,873.46 = 164,148.06 : x
  2. Step 2: Convert to fraction form
    192,759.15/288,873.46 = 164,148.06/x
  3. Step 3: Cross multiply
    192,759.15x = 288,873.46 × 164,148.06
  4. Step 4: Simplify right side
    192,759.15x = 47,418,018,405.58
  5. Step 5: Solve for x
    x = 47,418,018,405.58/192,759.15
  6. Step 6: Final answer
    x = 245,996.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.