Home / 165,575.75-248,405.54-47,247.53

Finding the Fourth Proportional to 165,575.75, 248,405.54 and 47,247.53

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Solution

The fourth proportional to 165,575.75, 248,405.54 and 47,247.53 is: 70,883.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,575.75 : 248,405.54 = 47,247.53 : x
  2. Step 2: Convert to fraction form
    165,575.75/248,405.54 = 47,247.53/x
  3. Step 3: Cross multiply
    165,575.75x = 248,405.54 × 47,247.53
  4. Step 4: Simplify right side
    165,575.75x = 11,736,546,725.05
  5. Step 5: Solve for x
    x = 11,736,546,725.05/165,575.75
  6. Step 6: Final answer
    x = 70,883.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.