Home / 166,092.24-229,137.48-115,820.40

Finding the Fourth Proportional to 166,092.24, 229,137.48 and 115,820.40

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Solution

The fourth proportional to 166,092.24, 229,137.48 and 115,820.40 is: 159,783.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,092.24 : 229,137.48 = 115,820.40 : x
  2. Step 2: Convert to fraction form
    166,092.24/229,137.48 = 115,820.40/x
  3. Step 3: Cross multiply
    166,092.24x = 229,137.48 × 115,820.40
  4. Step 4: Simplify right side
    166,092.24x = 26,538,794,588.59
  5. Step 5: Solve for x
    x = 26,538,794,588.59/166,092.24
  6. Step 6: Final answer
    x = 159,783.47

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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.