Home / 188,528.63-260,142.44-110,958.15

Finding the Fourth Proportional to 188,528.63, 260,142.44 and 110,958.15

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Solution

The fourth proportional to 188,528.63, 260,142.44 and 110,958.15 is: 153,106.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,528.63 : 260,142.44 = 110,958.15 : x
  2. Step 2: Convert to fraction form
    188,528.63/260,142.44 = 110,958.15/x
  3. Step 3: Cross multiply
    188,528.63x = 260,142.44 × 110,958.15
  4. Step 4: Simplify right side
    188,528.63x = 28,864,924,299.63
  5. Step 5: Solve for x
    x = 28,864,924,299.63/188,528.63
  6. Step 6: Final answer
    x = 153,106.32

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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.