Home / 234,788.36-323,648.42-143,975.93

Finding the Fourth Proportional to 234,788.36, 323,648.42 and 143,975.93

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Solution

The fourth proportional to 234,788.36, 323,648.42 and 143,975.93 is: 198,466.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,788.36 : 323,648.42 = 143,975.93 : x
  2. Step 2: Convert to fraction form
    234,788.36/323,648.42 = 143,975.93/x
  3. Step 3: Cross multiply
    234,788.36x = 323,648.42 × 143,975.93
  4. Step 4: Simplify right side
    234,788.36x = 46,597,579,924.41
  5. Step 5: Solve for x
    x = 46,597,579,924.41/234,788.36
  6. Step 6: Final answer
    x = 198,466.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.