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Finding the Fourth Proportional to 111,809.49, 167,597.57 and 45,295.53

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Solution

The fourth proportional to 111,809.49, 167,597.57 and 45,295.53 is: 67,896.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,809.49 : 167,597.57 = 45,295.53 : x
  2. Step 2: Convert to fraction form
    111,809.49/167,597.57 = 45,295.53/x
  3. Step 3: Cross multiply
    111,809.49x = 167,597.57 × 45,295.53
  4. Step 4: Simplify right side
    111,809.49x = 7,591,420,533.38
  5. Step 5: Solve for x
    x = 7,591,420,533.38/111,809.49
  6. Step 6: Final answer
    x = 67,896.03

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1.5x scale

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.