Home / 245,746.20-338,955.07-164,033.26

Finding the Fourth Proportional to 245,746.20, 338,955.07 and 164,033.26

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Solution

The fourth proportional to 245,746.20, 338,955.07 and 164,033.26 is: 226,249.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,746.20 : 338,955.07 = 164,033.26 : x
  2. Step 2: Convert to fraction form
    245,746.20/338,955.07 = 164,033.26/x
  3. Step 3: Cross multiply
    245,746.20x = 338,955.07 × 164,033.26
  4. Step 4: Simplify right side
    245,746.20x = 55,599,903,396.61
  5. Step 5: Solve for x
    x = 55,599,903,396.61/245,746.20
  6. Step 6: Final answer
    x = 226,249.29

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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.