Home / 118,812.27-178,287.66-43,984.47

Finding the Fourth Proportional to 118,812.27, 178,287.66 and 43,984.47

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Solution

The fourth proportional to 118,812.27, 178,287.66 and 43,984.47 is: 66,002.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,812.27 : 178,287.66 = 43,984.47 : x
  2. Step 2: Convert to fraction form
    118,812.27/178,287.66 = 43,984.47/x
  3. Step 3: Cross multiply
    118,812.27x = 178,287.66 × 43,984.47
  4. Step 4: Simplify right side
    118,812.27x = 7,841,888,232.64
  5. Step 5: Solve for x
    x = 7,841,888,232.64/118,812.27
  6. Step 6: Final answer
    x = 66,002.34

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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.