Home / 134,137.14-201,080.64-45,328.54

Finding the Fourth Proportional to 134,137.14, 201,080.64 and 45,328.54

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Solution

The fourth proportional to 134,137.14, 201,080.64 and 45,328.54 is: 67,950.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,137.14 : 201,080.64 = 45,328.54 : x
  2. Step 2: Convert to fraction form
    134,137.14/201,080.64 = 45,328.54/x
  3. Step 3: Cross multiply
    134,137.14x = 201,080.64 × 45,328.54
  4. Step 4: Simplify right side
    134,137.14x = 9,114,691,121.00
  5. Step 5: Solve for x
    x = 9,114,691,121.00/134,137.14
  6. Step 6: Final answer
    x = 67,950.54

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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.