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Finding the Fourth Proportional to 54,425.73, 75,138.73 and 36,271.64

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Solution

The fourth proportional to 54,425.73, 75,138.73 and 36,271.64 is: 50,075.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,425.73 : 75,138.73 = 36,271.64 : x
  2. Step 2: Convert to fraction form
    54,425.73/75,138.73 = 36,271.64/x
  3. Step 3: Cross multiply
    54,425.73x = 75,138.73 × 36,271.64
  4. Step 4: Simplify right side
    54,425.73x = 2,725,404,964.62
  5. Step 5: Solve for x
    x = 2,725,404,964.62/54,425.73
  6. Step 6: Final answer
    x = 50,075.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.