Home / 73,074.17-109,622.72-30,954.36

Finding the Fourth Proportional to 73,074.17, 109,622.72 and 30,954.36

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Solution

The fourth proportional to 73,074.17, 109,622.72 and 30,954.36 is: 46,436.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,074.17 : 109,622.72 = 30,954.36 : x
  2. Step 2: Convert to fraction form
    73,074.17/109,622.72 = 30,954.36/x
  3. Step 3: Cross multiply
    73,074.17x = 109,622.72 × 30,954.36
  4. Step 4: Simplify right side
    73,074.17x = 3,393,300,984.29
  5. Step 5: Solve for x
    x = 3,393,300,984.29/73,074.17
  6. Step 6: Final answer
    x = 46,436.40

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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.