Home / 163,812.58-226,131.10-110,128.73

Finding the Fourth Proportional to 163,812.58, 226,131.10 and 110,128.73

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Solution

The fourth proportional to 163,812.58, 226,131.10 and 110,128.73 is: 152,024.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,812.58 : 226,131.10 = 110,128.73 : x
  2. Step 2: Convert to fraction form
    163,812.58/226,131.10 = 110,128.73/x
  3. Step 3: Cross multiply
    163,812.58x = 226,131.10 × 110,128.73
  4. Step 4: Simplify right side
    163,812.58x = 24,903,530,856.50
  5. Step 5: Solve for x
    x = 24,903,530,856.50/163,812.58
  6. Step 6: Final answer
    x = 152,024.54

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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.