Home / 185,268.45-255,641.40-107,761.26

Finding the Fourth Proportional to 185,268.45, 255,641.40 and 107,761.26

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Solution

The fourth proportional to 185,268.45, 255,641.40 and 107,761.26 is: 148,693.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,268.45 : 255,641.40 = 107,761.26 : x
  2. Step 2: Convert to fraction form
    185,268.45/255,641.40 = 107,761.26/x
  3. Step 3: Cross multiply
    185,268.45x = 255,641.40 × 107,761.26
  4. Step 4: Simplify right side
    185,268.45x = 27,548,239,372.16
  5. Step 5: Solve for x
    x = 27,548,239,372.16/185,268.45
  6. Step 6: Final answer
    x = 148,693.64

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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.