Home / 304,176.80-455,942.64-117,107.36

Finding the Fourth Proportional to 304,176.80, 455,942.64 and 117,107.36

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Solution

The fourth proportional to 304,176.80, 455,942.64 and 117,107.36 is: 175,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,176.80 : 455,942.64 = 117,107.36 : x
  2. Step 2: Convert to fraction form
    304,176.80/455,942.64 = 117,107.36/x
  3. Step 3: Cross multiply
    304,176.80x = 455,942.64 × 117,107.36
  4. Step 4: Simplify right side
    304,176.80x = 53,394,238,881.83
  5. Step 5: Solve for x
    x = 53,394,238,881.83/304,176.80
  6. Step 6: Final answer
    x = 175,536.86

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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.