Home / 118,715.37-178,075.34-43,796.96

Finding the Fourth Proportional to 118,715.37, 178,075.34 and 43,796.96

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Solution

The fourth proportional to 118,715.37, 178,075.34 and 43,796.96 is: 65,696.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,715.37 : 178,075.34 = 43,796.96 : x
  2. Step 2: Convert to fraction form
    118,715.37/178,075.34 = 43,796.96/x
  3. Step 3: Cross multiply
    118,715.37x = 178,075.34 × 43,796.96
  4. Step 4: Simplify right side
    118,715.37x = 7,799,157,433.60
  5. Step 5: Solve for x
    x = 7,799,157,433.60/118,715.37
  6. Step 6: Final answer
    x = 65,696.27

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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.