Home / 245,749.82-338,960.05-164,036.87

Finding the Fourth Proportional to 245,749.82, 338,960.05 and 164,036.87

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Solution

The fourth proportional to 245,749.82, 338,960.05 and 164,036.87 is: 226,254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,749.82 : 338,960.05 = 164,036.87 : x
  2. Step 2: Convert to fraction form
    245,749.82/338,960.05 = 164,036.87/x
  3. Step 3: Cross multiply
    245,749.82x = 338,960.05 × 164,036.87
  4. Step 4: Simplify right side
    245,749.82x = 55,601,945,657.04
  5. Step 5: Solve for x
    x = 55,601,945,657.04/245,749.82
  6. Step 6: Final answer
    x = 226,254.27

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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.