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Finding the Fourth Proportional to 100,230.75, 150,395.52 and 46,926.33

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Solution

The fourth proportional to 100,230.75, 150,395.52 and 46,926.33 is: 70,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,230.75 : 150,395.52 = 46,926.33 : x
  2. Step 2: Convert to fraction form
    100,230.75/150,395.52 = 46,926.33/x
  3. Step 3: Cross multiply
    100,230.75x = 150,395.52 × 46,926.33
  4. Step 4: Simplify right side
    100,230.75x = 7,057,510,066.36
  5. Step 5: Solve for x
    x = 7,057,510,066.36/100,230.75
  6. Step 6: Final answer
    x = 70,412.63

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1.5x scale

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.