Home / 192,022.07-264,984.95-107,137.31

Finding the Fourth Proportional to 192,022.07, 264,984.95 and 107,137.31

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Solution

The fourth proportional to 192,022.07, 264,984.95 and 107,137.31 is: 147,846.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,022.07 : 264,984.95 = 107,137.31 : x
  2. Step 2: Convert to fraction form
    192,022.07/264,984.95 = 107,137.31/x
  3. Step 3: Cross multiply
    192,022.07x = 264,984.95 × 107,137.31
  4. Step 4: Simplify right side
    192,022.07x = 28,389,772,872.87
  5. Step 5: Solve for x
    x = 28,389,772,872.87/192,022.07
  6. Step 6: Final answer
    x = 147,846.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.