Home / 236,736.44-355,106.02-78,964.44

Finding the Fourth Proportional to 236,736.44, 355,106.02 and 78,964.44

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Solution

The fourth proportional to 236,736.44, 355,106.02 and 78,964.44 is: 118,447.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,736.44 : 355,106.02 = 78,964.44 : x
  2. Step 2: Convert to fraction form
    236,736.44/355,106.02 = 78,964.44/x
  3. Step 3: Cross multiply
    236,736.44x = 355,106.02 × 78,964.44
  4. Step 4: Simplify right side
    236,736.44x = 28,040,748,009.93
  5. Step 5: Solve for x
    x = 28,040,748,009.93/236,736.44
  6. Step 6: Final answer
    x = 118,447.11

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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.