Home / 199,844.87-299,974.93-133,746.89

Finding the Fourth Proportional to 199,844.87, 299,974.93 and 133,746.89

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Solution

The fourth proportional to 199,844.87, 299,974.93 and 133,746.89 is: 200,759.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,844.87 : 299,974.93 = 133,746.89 : x
  2. Step 2: Convert to fraction form
    199,844.87/299,974.93 = 133,746.89/x
  3. Step 3: Cross multiply
    199,844.87x = 299,974.93 × 133,746.89
  4. Step 4: Simplify right side
    199,844.87x = 40,120,712,131.23
  5. Step 5: Solve for x
    x = 40,120,712,131.23/199,844.87
  6. Step 6: Final answer
    x = 200,759.28

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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.