Home / 234,788.41-323,648.50-143,975.98

Finding the Fourth Proportional to 234,788.41, 323,648.50 and 143,975.98

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Solution

The fourth proportional to 234,788.41, 323,648.50 and 143,975.98 is: 198,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,788.41 : 323,648.50 = 143,975.98 : x
  2. Step 2: Convert to fraction form
    234,788.41/323,648.50 = 143,975.98/x
  3. Step 3: Cross multiply
    234,788.41x = 323,648.50 × 143,975.98
  4. Step 4: Simplify right side
    234,788.41x = 46,597,609,963.03
  5. Step 5: Solve for x
    x = 46,597,609,963.03/234,788.41
  6. Step 6: Final answer
    x = 198,466.40

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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.