Home / 134,084.82-201,124.60-54,120.67

Finding the Fourth Proportional to 134,084.82, 201,124.60 and 54,120.67

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Solution

The fourth proportional to 134,084.82, 201,124.60 and 54,120.67 is: 81,179.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,084.82 : 201,124.60 = 54,120.67 : x
  2. Step 2: Convert to fraction form
    134,084.82/201,124.60 = 54,120.67/x
  3. Step 3: Cross multiply
    134,084.82x = 201,124.60 × 54,120.67
  4. Step 4: Simplify right side
    134,084.82x = 10,884,997,467.37
  5. Step 5: Solve for x
    x = 10,884,997,467.37/134,084.82
  6. Step 6: Final answer
    x = 81,179.94

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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.