Home / 192,027.10-264,995.13-105,986.74

Finding the Fourth Proportional to 192,027.10, 264,995.13 and 105,986.74

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Solution

The fourth proportional to 192,027.10, 264,995.13 and 105,986.74 is: 146,260.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,027.10 : 264,995.13 = 105,986.74 : x
  2. Step 2: Convert to fraction form
    192,027.10/264,995.13 = 105,986.74/x
  3. Step 3: Cross multiply
    192,027.10x = 264,995.13 × 105,986.74
  4. Step 4: Simplify right side
    192,027.10x = 28,085,969,944.58
  5. Step 5: Solve for x
    x = 28,085,969,944.58/192,027.10
  6. Step 6: Final answer
    x = 146,260.45

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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.