Home / 100,944.80-151,405.05-41,774.30

Finding the Fourth Proportional to 100,944.80, 151,405.05 and 41,774.30

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Solution

The fourth proportional to 100,944.80, 151,405.05 and 41,774.30 is: 62,656.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,944.80 : 151,405.05 = 41,774.30 : x
  2. Step 2: Convert to fraction form
    100,944.80/151,405.05 = 41,774.30/x
  3. Step 3: Cross multiply
    100,944.80x = 151,405.05 × 41,774.30
  4. Step 4: Simplify right side
    100,944.80x = 6,324,839,980.22
  5. Step 5: Solve for x
    x = 6,324,839,980.22/100,944.80
  6. Step 6: Final answer
    x = 62,656.42

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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.