Home / 118,839.33-178,253.19-30,094.38

Finding the Fourth Proportional to 118,839.33, 178,253.19 and 30,094.38

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Solution

The fourth proportional to 118,839.33, 178,253.19 and 30,094.38 is: 45,140.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,839.33 : 178,253.19 = 30,094.38 : x
  2. Step 2: Convert to fraction form
    118,839.33/178,253.19 = 30,094.38/x
  3. Step 3: Cross multiply
    118,839.33x = 178,253.19 × 30,094.38
  4. Step 4: Simplify right side
    118,839.33x = 5,364,419,236.07
  5. Step 5: Solve for x
    x = 5,364,419,236.07/118,839.33
  6. Step 6: Final answer
    x = 45,140.10

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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.