Home / 211,952.61-292,422.24-131,350.73

Finding the Fourth Proportional to 211,952.61, 292,422.24 and 131,350.73

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Solution

The fourth proportional to 211,952.61, 292,422.24 and 131,350.73 is: 181,219.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,952.61 : 292,422.24 = 131,350.73 : x
  2. Step 2: Convert to fraction form
    211,952.61/292,422.24 = 131,350.73/x
  3. Step 3: Cross multiply
    211,952.61x = 292,422.24 × 131,350.73
  4. Step 4: Simplify right side
    211,952.61x = 38,409,873,230.12
  5. Step 5: Solve for x
    x = 38,409,873,230.12/211,952.61
  6. Step 6: Final answer
    x = 181,219.16

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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.