Home / 317,461.06-476,067.55-115,009.11

Finding the Fourth Proportional to 317,461.06, 476,067.55 and 115,009.11

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Solution

The fourth proportional to 317,461.06, 476,067.55 and 115,009.11 is: 172,468.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,461.06 : 476,067.55 = 115,009.11 : x
  2. Step 2: Convert to fraction form
    317,461.06/476,067.55 = 115,009.11/x
  3. Step 3: Cross multiply
    317,461.06x = 476,067.55 × 115,009.11
  4. Step 4: Simplify right side
    317,461.06x = 54,752,104,138.02
  5. Step 5: Solve for x
    x = 54,752,104,138.02/317,461.06
  6. Step 6: Final answer
    x = 172,468.72

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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.