Home / 100,142.85-150,266.04-44,022.36

Finding the Fourth Proportional to 100,142.85, 150,266.04 and 44,022.36

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Solution

The fourth proportional to 100,142.85, 150,266.04 and 44,022.36 is: 66,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,142.85 : 150,266.04 = 44,022.36 : x
  2. Step 2: Convert to fraction form
    100,142.85/150,266.04 = 44,022.36/x
  3. Step 3: Cross multiply
    100,142.85x = 150,266.04 × 44,022.36
  4. Step 4: Simplify right side
    100,142.85x = 6,615,065,708.65
  5. Step 5: Solve for x
    x = 6,615,065,708.65/100,142.85
  6. Step 6: Final answer
    x = 66,056.30

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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.