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Finding the Fourth Proportional to 188,023.29, 259,375.48 and 123,483.22

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Solution

The fourth proportional to 188,023.29, 259,375.48 and 123,483.22 is: 170,343.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,023.29 : 259,375.48 = 123,483.22 : x
  2. Step 2: Convert to fraction form
    188,023.29/259,375.48 = 123,483.22/x
  3. Step 3: Cross multiply
    188,023.29x = 259,375.48 × 123,483.22
  4. Step 4: Simplify right side
    188,023.29x = 32,028,519,459.45
  5. Step 5: Solve for x
    x = 32,028,519,459.45/188,023.29
  6. Step 6: Final answer
    x = 170,343.36

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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.