Home / 245,855.05-368,845.95-133,506.43

Finding the Fourth Proportional to 245,855.05, 368,845.95 and 133,506.43

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Solution

The fourth proportional to 245,855.05, 368,845.95 and 133,506.43 is: 200,294.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,855.05 : 368,845.95 = 133,506.43 : x
  2. Step 2: Convert to fraction form
    245,855.05/368,845.95 = 133,506.43/x
  3. Step 3: Cross multiply
    245,855.05x = 368,845.95 × 133,506.43
  4. Step 4: Simplify right side
    245,855.05x = 49,243,305,582.99
  5. Step 5: Solve for x
    x = 49,243,305,582.99/245,855.05
  6. Step 6: Final answer
    x = 200,294.06

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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.