Home / 123,919.25-185,878.51-35,172.83

Finding the Fourth Proportional to 123,919.25, 185,878.51 and 35,172.83

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Solution

The fourth proportional to 123,919.25, 185,878.51 and 35,172.83 is: 52,759.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,919.25 : 185,878.51 = 35,172.83 : x
  2. Step 2: Convert to fraction form
    123,919.25/185,878.51 = 35,172.83/x
  3. Step 3: Cross multiply
    123,919.25x = 185,878.51 × 35,172.83
  4. Step 4: Simplify right side
    123,919.25x = 6,537,873,609.65
  5. Step 5: Solve for x
    x = 6,537,873,609.65/123,919.25
  6. Step 6: Final answer
    x = 52,759.15

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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.