Home / 188,160.55-259,663.50-102,120.27

Finding the Fourth Proportional to 188,160.55, 259,663.50 and 102,120.27

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Solution

The fourth proportional to 188,160.55, 259,663.50 and 102,120.27 is: 140,927.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,160.55 : 259,663.50 = 102,120.27 : x
  2. Step 2: Convert to fraction form
    188,160.55/259,663.50 = 102,120.27/x
  3. Step 3: Cross multiply
    188,160.55x = 259,663.50 × 102,120.27
  4. Step 4: Simplify right side
    188,160.55x = 26,516,907,378.30
  5. Step 5: Solve for x
    x = 26,516,907,378.30/188,160.55
  6. Step 6: Final answer
    x = 140,927.03

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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.