Home / 213,014.72-295,202.96-210,008

Finding the Fourth Proportional to 213,014.72, 295,202.96 and 210,008

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Solution

The fourth proportional to 213,014.72, 295,202.96 and 210,008 is: 291,036.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,014.72 : 295,202.96 = 210,008 : x
  2. Step 2: Convert to fraction form
    213,014.72/295,202.96 = 210,008/x
  3. Step 3: Cross multiply
    213,014.72x = 295,202.96 × 210,008
  4. Step 4: Simplify right side
    213,014.72x = 61,994,983,223.68
  5. Step 5: Solve for x
    x = 61,994,983,223.68/213,014.72
  6. Step 6: Final answer
    x = 291,036.15

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.