Home / 188,749.86-260,486.04-108,182.57

Finding the Fourth Proportional to 188,749.86, 260,486.04 and 108,182.57

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Solution

The fourth proportional to 188,749.86, 260,486.04 and 108,182.57 is: 149,298.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,749.86 : 260,486.04 = 108,182.57 : x
  2. Step 2: Convert to fraction form
    188,749.86/260,486.04 = 108,182.57/x
  3. Step 3: Cross multiply
    188,749.86x = 260,486.04 × 108,182.57
  4. Step 4: Simplify right side
    188,749.86x = 28,180,049,256.32
  5. Step 5: Solve for x
    x = 28,180,049,256.32/188,749.86
  6. Step 6: Final answer
    x = 149,298.38

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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.