Home / 323,017.09-484,569.97-109,727.75

Finding the Fourth Proportional to 323,017.09, 484,569.97 and 109,727.75

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Solution

The fourth proportional to 323,017.09, 484,569.97 and 109,727.75 is: 164,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,017.09 : 484,569.97 = 109,727.75 : x
  2. Step 2: Convert to fraction form
    323,017.09/484,569.97 = 109,727.75/x
  3. Step 3: Cross multiply
    323,017.09x = 484,569.97 × 109,727.75
  4. Step 4: Simplify right side
    323,017.09x = 53,170,773,462.77
  5. Step 5: Solve for x
    x = 53,170,773,462.77/323,017.09
  6. Step 6: Final answer
    x = 164,606.69

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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.