Home / 211,076.19-291,274.27-115,564.41

Finding the Fourth Proportional to 211,076.19, 291,274.27 and 115,564.41

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Solution

The fourth proportional to 211,076.19, 291,274.27 and 115,564.41 is: 159,472.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,076.19 : 291,274.27 = 115,564.41 : x
  2. Step 2: Convert to fraction form
    211,076.19/291,274.27 = 115,564.41/x
  3. Step 3: Cross multiply
    211,076.19x = 291,274.27 × 115,564.41
  4. Step 4: Simplify right side
    211,076.19x = 33,660,939,160.73
  5. Step 5: Solve for x
    x = 33,660,939,160.73/211,076.19
  6. Step 6: Final answer
    x = 159,472.93

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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.