Home / 213,921.92-295,211.24-115,804.90

Finding the Fourth Proportional to 213,921.92, 295,211.24 and 115,804.90

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Solution

The fourth proportional to 213,921.92, 295,211.24 and 115,804.90 is: 159,810.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,921.92 : 295,211.24 = 115,804.90 : x
  2. Step 2: Convert to fraction form
    213,921.92/295,211.24 = 115,804.90/x
  3. Step 3: Cross multiply
    213,921.92x = 295,211.24 × 115,804.90
  4. Step 4: Simplify right side
    213,921.92x = 34,186,908,351.33
  5. Step 5: Solve for x
    x = 34,186,908,351.33/213,921.92
  6. Step 6: Final answer
    x = 159,810.21

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1.5x scale

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.