Home / 188,374.44-259,971.18-107,827.22

Finding the Fourth Proportional to 188,374.44, 259,971.18 and 107,827.22

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Solution

The fourth proportional to 188,374.44, 259,971.18 and 107,827.22 is: 148,809.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,374.44 : 259,971.18 = 107,827.22 : x
  2. Step 2: Convert to fraction form
    188,374.44/259,971.18 = 107,827.22/x
  3. Step 3: Cross multiply
    188,374.44x = 259,971.18 × 107,827.22
  4. Step 4: Simplify right side
    188,374.44x = 28,031,969,619.52
  5. Step 5: Solve for x
    x = 28,031,969,619.52/188,374.44
  6. Step 6: Final answer
    x = 148,809.84

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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.