Home / 110,093.48-165,139.88-31,208.36

Finding the Fourth Proportional to 110,093.48, 165,139.88 and 31,208.36

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Solution

The fourth proportional to 110,093.48, 165,139.88 and 31,208.36 is: 46,812.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,093.48 : 165,139.88 = 31,208.36 : x
  2. Step 2: Convert to fraction form
    110,093.48/165,139.88 = 31,208.36/x
  3. Step 3: Cross multiply
    110,093.48x = 165,139.88 × 31,208.36
  4. Step 4: Simplify right side
    110,093.48x = 5,153,744,825.40
  5. Step 5: Solve for x
    x = 5,153,744,825.40/110,093.48
  6. Step 6: Final answer
    x = 46,812.44

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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.