Home / 210,733.08-315,766.70-171,096.54

Finding the Fourth Proportional to 210,733.08, 315,766.70 and 171,096.54

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Solution

The fourth proportional to 210,733.08, 315,766.70 and 171,096.54 is: 256,374.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,733.08 : 315,766.70 = 171,096.54 : x
  2. Step 2: Convert to fraction form
    210,733.08/315,766.70 = 171,096.54/x
  3. Step 3: Cross multiply
    210,733.08x = 315,766.70 × 171,096.54
  4. Step 4: Simplify right side
    210,733.08x = 54,026,589,817.22
  5. Step 5: Solve for x
    x = 54,026,589,817.22/210,733.08
  6. Step 6: Final answer
    x = 256,374.51

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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.