Home / 301,072.20-451,608.30-101,326.20

Finding the Fourth Proportional to 301,072.20, 451,608.30 and 101,326.20

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Solution

The fourth proportional to 301,072.20, 451,608.30 and 101,326.20 is: 151,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,072.20 : 451,608.30 = 101,326.20 : x
  2. Step 2: Convert to fraction form
    301,072.20/451,608.30 = 101,326.20/x
  3. Step 3: Cross multiply
    301,072.20x = 451,608.30 × 101,326.20
  4. Step 4: Simplify right side
    301,072.20x = 45,759,752,927.46
  5. Step 5: Solve for x
    x = 45,759,752,927.46/301,072.20
  6. Step 6: Final answer
    x = 151,989.30

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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.