Home / 165,468.26-248,161.38-47,140.63

Finding the Fourth Proportional to 165,468.26, 248,161.38 and 47,140.63

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Solution

The fourth proportional to 165,468.26, 248,161.38 and 47,140.63 is: 70,699.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,468.26 : 248,161.38 = 47,140.63 : x
  2. Step 2: Convert to fraction form
    165,468.26/248,161.38 = 47,140.63/x
  3. Step 3: Cross multiply
    165,468.26x = 248,161.38 × 47,140.63
  4. Step 4: Simplify right side
    165,468.26x = 11,698,483,174.47
  5. Step 5: Solve for x
    x = 11,698,483,174.47/165,468.26
  6. Step 6: Final answer
    x = 70,699.26

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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.