Home / 100,926.14-151,276.03-40,940.66

Finding the Fourth Proportional to 100,926.14, 151,276.03 and 40,940.66

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Solution

The fourth proportional to 100,926.14, 151,276.03 and 40,940.66 is: 61,365.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,926.14 : 151,276.03 = 40,940.66 : x
  2. Step 2: Convert to fraction form
    100,926.14/151,276.03 = 40,940.66/x
  3. Step 3: Cross multiply
    100,926.14x = 151,276.03 × 40,940.66
  4. Step 4: Simplify right side
    100,926.14x = 6,193,340,786.22
  5. Step 5: Solve for x
    x = 6,193,340,786.22/100,926.14
  6. Step 6: Final answer
    x = 61,365.08

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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.