Home / 211,800.27-292,287.73-115,004.07

Finding the Fourth Proportional to 211,800.27, 292,287.73 and 115,004.07

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Solution

The fourth proportional to 211,800.27, 292,287.73 and 115,004.07 is: 158,707.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,800.27 : 292,287.73 = 115,004.07 : x
  2. Step 2: Convert to fraction form
    211,800.27/292,287.73 = 115,004.07/x
  3. Step 3: Cross multiply
    211,800.27x = 292,287.73 × 115,004.07
  4. Step 4: Simplify right side
    211,800.27x = 33,614,278,561.06
  5. Step 5: Solve for x
    x = 33,614,278,561.06/211,800.27
  6. Step 6: Final answer
    x = 158,707.44

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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.