Home / 165,904.58-248,786.67-91,003.34

Finding the Fourth Proportional to 165,904.58, 248,786.67 and 91,003.34

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Solution

The fourth proportional to 165,904.58, 248,786.67 and 91,003.34 is: 136,466.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,904.58 : 248,786.67 = 91,003.34 : x
  2. Step 2: Convert to fraction form
    165,904.58/248,786.67 = 91,003.34/x
  3. Step 3: Cross multiply
    165,904.58x = 248,786.67 × 91,003.34
  4. Step 4: Simplify right side
    165,904.58x = 22,640,417,917.48
  5. Step 5: Solve for x
    x = 22,640,417,917.48/165,904.58
  6. Step 6: Final answer
    x = 136,466.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.