Home / 51,105.53-70,485.62-33,206.36

Finding the Fourth Proportional to 51,105.53, 70,485.62 and 33,206.36

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Solution

The fourth proportional to 51,105.53, 70,485.62 and 33,206.36 is: 45,798.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,105.53 : 70,485.62 = 33,206.36 : x
  2. Step 2: Convert to fraction form
    51,105.53/70,485.62 = 33,206.36/x
  3. Step 3: Cross multiply
    51,105.53x = 70,485.62 × 33,206.36
  4. Step 4: Simplify right side
    51,105.53x = 2,340,570,354.08
  5. Step 5: Solve for x
    x = 2,340,570,354.08/51,105.53
  6. Step 6: Final answer
    x = 45,798.77

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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.