Home / 211,766.72-292,242.80-116,273.80

Finding the Fourth Proportional to 211,766.72, 292,242.80 and 116,273.80

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Solution

The fourth proportional to 211,766.72, 292,242.80 and 116,273.80 is: 160,460.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,766.72 : 292,242.80 = 116,273.80 : x
  2. Step 2: Convert to fraction form
    211,766.72/292,242.80 = 116,273.80/x
  3. Step 3: Cross multiply
    211,766.72x = 292,242.80 × 116,273.80
  4. Step 4: Simplify right side
    211,766.72x = 33,980,179,566.66
  5. Step 5: Solve for x
    x = 33,980,179,566.66/211,766.72
  6. Step 6: Final answer
    x = 160,460.43

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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.