Home / 100,968.80-151,400.52-37,736.96

Finding the Fourth Proportional to 100,968.80, 151,400.52 and 37,736.96

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Solution

The fourth proportional to 100,968.80, 151,400.52 and 37,736.96 is: 56,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,968.80 : 151,400.52 = 37,736.96 : x
  2. Step 2: Convert to fraction form
    100,968.80/151,400.52 = 37,736.96/x
  3. Step 3: Cross multiply
    100,968.80x = 151,400.52 × 37,736.96
  4. Step 4: Simplify right side
    100,968.80x = 5,713,395,367.22
  5. Step 5: Solve for x
    x = 5,713,395,367.22/100,968.80
  6. Step 6: Final answer
    x = 56,585.75

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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.