Home / 211,063.15-291,267.62-114,268.03

Finding the Fourth Proportional to 211,063.15, 291,267.62 and 114,268.03

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Solution

The fourth proportional to 211,063.15, 291,267.62 and 114,268.03 is: 157,690.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,063.15 : 291,267.62 = 114,268.03 : x
  2. Step 2: Convert to fraction form
    211,063.15/291,267.62 = 114,268.03/x
  3. Step 3: Cross multiply
    211,063.15x = 291,267.62 × 114,268.03
  4. Step 4: Simplify right side
    211,063.15x = 33,282,576,269.18
  5. Step 5: Solve for x
    x = 33,282,576,269.18/211,063.15
  6. Step 6: Final answer
    x = 157,690.13

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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.