Home / 211,063.24-291,267.73-114,268.11

Finding the Fourth Proportional to 211,063.24, 291,267.73 and 114,268.11

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Solution

The fourth proportional to 211,063.24, 291,267.73 and 114,268.11 is: 157,690.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,063.24 : 291,267.73 = 114,268.11 : x
  2. Step 2: Convert to fraction form
    211,063.24/291,267.73 = 114,268.11/x
  3. Step 3: Cross multiply
    211,063.24x = 291,267.73 × 114,268.11
  4. Step 4: Simplify right side
    211,063.24x = 33,282,613,011.09
  5. Step 5: Solve for x
    x = 33,282,613,011.09/211,063.24
  6. Step 6: Final answer
    x = 157,690.24

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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.