Home / 205,054.49-307,553.38-55,303.83

Finding the Fourth Proportional to 205,054.49, 307,553.38 and 55,303.83

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Solution

The fourth proportional to 205,054.49, 307,553.38 and 55,303.83 is: 82,948.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,054.49 : 307,553.38 = 55,303.83 : x
  2. Step 2: Convert to fraction form
    205,054.49/307,553.38 = 55,303.83/x
  3. Step 3: Cross multiply
    205,054.49x = 307,553.38 × 55,303.83
  4. Step 4: Simplify right side
    205,054.49x = 17,008,879,705.19
  5. Step 5: Solve for x
    x = 17,008,879,705.19/205,054.49
  6. Step 6: Final answer
    x = 82,948.10

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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.