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Finding the Fourth Proportional to 236,009.20, 325,710.84 and 134,052.88

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Solution

The fourth proportional to 236,009.20, 325,710.84 and 134,052.88 is: 185,003.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,009.20 : 325,710.84 = 134,052.88 : x
  2. Step 2: Convert to fraction form
    236,009.20/325,710.84 = 134,052.88/x
  3. Step 3: Cross multiply
    236,009.20x = 325,710.84 × 134,052.88
  4. Step 4: Simplify right side
    236,009.20x = 43,662,476,149.22
  5. Step 5: Solve for x
    x = 43,662,476,149.22/236,009.20
  6. Step 6: Final answer
    x = 185,003.28

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1.5x scale

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.