Home / 184,040.31-253,976.73-103,467.15

Finding the Fourth Proportional to 184,040.31, 253,976.73 and 103,467.15

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Solution

The fourth proportional to 184,040.31, 253,976.73 and 103,467.15 is: 142,785.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,040.31 : 253,976.73 = 103,467.15 : x
  2. Step 2: Convert to fraction form
    184,040.31/253,976.73 = 103,467.15/x
  3. Step 3: Cross multiply
    184,040.31x = 253,976.73 × 103,467.15
  4. Step 4: Simplify right side
    184,040.31x = 26,278,248,419.42
  5. Step 5: Solve for x
    x = 26,278,248,419.42/184,040.31
  6. Step 6: Final answer
    x = 142,785.29

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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.