Home / 191,481.72-264,284.82-115,004.37

Finding the Fourth Proportional to 191,481.72, 264,284.82 and 115,004.37

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Solution

The fourth proportional to 191,481.72, 264,284.82 and 115,004.37 is: 158,730.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,481.72 : 264,284.82 = 115,004.37 : x
  2. Step 2: Convert to fraction form
    191,481.72/264,284.82 = 115,004.37/x
  3. Step 3: Cross multiply
    191,481.72x = 264,284.82 × 115,004.37
  4. Step 4: Simplify right side
    191,481.72x = 30,393,909,224.66
  5. Step 5: Solve for x
    x = 30,393,909,224.66/191,481.72
  6. Step 6: Final answer
    x = 158,730.08

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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.