Home / 213,865.80-295,230.06-127,854.60

Finding the Fourth Proportional to 213,865.80, 295,230.06 and 127,854.60

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Solution

The fourth proportional to 213,865.80, 295,230.06 and 127,854.60 is: 176,496.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,865.80 : 295,230.06 = 127,854.60 : x
  2. Step 2: Convert to fraction form
    213,865.80/295,230.06 = 127,854.60/x
  3. Step 3: Cross multiply
    213,865.80x = 295,230.06 × 127,854.60
  4. Step 4: Simplify right side
    213,865.80x = 37,746,521,229.28
  5. Step 5: Solve for x
    x = 37,746,521,229.28/213,865.80
  6. Step 6: Final answer
    x = 176,496.29

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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.