Home / 141,280.78-211,920.63-36,099.58

Finding the Fourth Proportional to 141,280.78, 211,920.63 and 36,099.58

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Solution

The fourth proportional to 141,280.78, 211,920.63 and 36,099.58 is: 54,149.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,280.78 : 211,920.63 = 36,099.58 : x
  2. Step 2: Convert to fraction form
    141,280.78/211,920.63 = 36,099.58/x
  3. Step 3: Cross multiply
    141,280.78x = 211,920.63 × 36,099.58
  4. Step 4: Simplify right side
    141,280.78x = 7,650,245,736.34
  5. Step 5: Solve for x
    x = 7,650,245,736.34/141,280.78
  6. Step 6: Final answer
    x = 54,149.23

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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.