Home / 118,922.25-178,383.38-30,176.22

Finding the Fourth Proportional to 118,922.25, 178,383.38 and 30,176.22

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Solution

The fourth proportional to 118,922.25, 178,383.38 and 30,176.22 is: 45,264.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,922.25 : 178,383.38 = 30,176.22 : x
  2. Step 2: Convert to fraction form
    118,922.25/178,383.38 = 30,176.22/x
  3. Step 3: Cross multiply
    118,922.25x = 178,383.38 × 30,176.22
  4. Step 4: Simplify right side
    118,922.25x = 5,382,935,968.34
  5. Step 5: Solve for x
    x = 5,382,935,968.34/118,922.25
  6. Step 6: Final answer
    x = 45,264.33

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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.