Home / 211,687.48-292,118.34-116,192.44

Finding the Fourth Proportional to 211,687.48, 292,118.34 and 116,192.44

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Solution

The fourth proportional to 211,687.48, 292,118.34 and 116,192.44 is: 160,339.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,687.48 : 292,118.34 = 116,192.44 : x
  2. Step 2: Convert to fraction form
    211,687.48/292,118.34 = 116,192.44/x
  3. Step 3: Cross multiply
    211,687.48x = 292,118.34 × 116,192.44
  4. Step 4: Simplify right side
    211,687.48x = 33,941,942,693.35
  5. Step 5: Solve for x
    x = 33,941,942,693.35/211,687.48
  6. Step 6: Final answer
    x = 160,339.87

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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.