Home / 100,369.10-150,559.35-44,235.58

Finding the Fourth Proportional to 100,369.10, 150,559.35 and 44,235.58

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Solution

The fourth proportional to 100,369.10, 150,559.35 and 44,235.58 is: 66,355.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,369.10 : 150,559.35 = 44,235.58 : x
  2. Step 2: Convert to fraction form
    100,369.10/150,559.35 = 44,235.58/x
  3. Step 3: Cross multiply
    100,369.10x = 150,559.35 × 44,235.58
  4. Step 4: Simplify right side
    100,369.10x = 6,660,080,171.67
  5. Step 5: Solve for x
    x = 6,660,080,171.67/100,369.10
  6. Step 6: Final answer
    x = 66,355.88

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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.