Home / 211,548.48-291,940.80-116,049.36

Finding the Fourth Proportional to 211,548.48, 291,940.80 and 116,049.36

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Solution

The fourth proportional to 211,548.48, 291,940.80 and 116,049.36 is: 160,150.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,548.48 : 291,940.80 = 116,049.36 : x
  2. Step 2: Convert to fraction form
    211,548.48/291,940.80 = 116,049.36/x
  3. Step 3: Cross multiply
    211,548.48x = 291,940.80 × 116,049.36
  4. Step 4: Simplify right side
    211,548.48x = 33,879,542,997.89
  5. Step 5: Solve for x
    x = 33,879,542,997.89/211,548.48
  6. Step 6: Final answer
    x = 160,150.25

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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.