Home / 210,162.37-315,335.97-110,299.15

Finding the Fourth Proportional to 210,162.37, 315,335.97 and 110,299.15

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Solution

The fourth proportional to 210,162.37, 315,335.97 and 110,299.15 is: 165,497.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,162.37 : 315,335.97 = 110,299.15 : x
  2. Step 2: Convert to fraction form
    210,162.37/315,335.97 = 110,299.15/x
  3. Step 3: Cross multiply
    210,162.37x = 315,335.97 × 110,299.15
  4. Step 4: Simplify right side
    210,162.37x = 34,781,289,455.43
  5. Step 5: Solve for x
    x = 34,781,289,455.43/210,162.37
  6. Step 6: Final answer
    x = 165,497.23

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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.