Home / 165,784.53-248,467.53-70,902.48

Finding the Fourth Proportional to 165,784.53, 248,467.53 and 70,902.48

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Solution

The fourth proportional to 165,784.53, 248,467.53 and 70,902.48 is: 106,264.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,784.53 : 248,467.53 = 70,902.48 : x
  2. Step 2: Convert to fraction form
    165,784.53/248,467.53 = 70,902.48/x
  3. Step 3: Cross multiply
    165,784.53x = 248,467.53 × 70,902.48
  4. Step 4: Simplify right side
    165,784.53x = 17,616,964,076.47
  5. Step 5: Solve for x
    x = 17,616,964,076.47/165,784.53
  6. Step 6: Final answer
    x = 106,264.22

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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.