Home / 100,157.36-150,226.26-26,285.36

Finding the Fourth Proportional to 100,157.36, 150,226.26 and 26,285.36

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Solution

The fourth proportional to 100,157.36, 150,226.26 and 26,285.36 is: 39,425.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,157.36 : 150,226.26 = 26,285.36 : x
  2. Step 2: Convert to fraction form
    100,157.36/150,226.26 = 26,285.36/x
  3. Step 3: Cross multiply
    100,157.36x = 150,226.26 × 26,285.36
  4. Step 4: Simplify right side
    100,157.36x = 3,948,751,325.55
  5. Step 5: Solve for x
    x = 3,948,751,325.55/100,157.36
  6. Step 6: Final answer
    x = 39,425.47

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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.