Home / 127,107.33-175,402.17-69,745.37

Finding the Fourth Proportional to 127,107.33, 175,402.17 and 69,745.37

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Solution

The fourth proportional to 127,107.33, 175,402.17 and 69,745.37 is: 96,245.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,107.33 : 175,402.17 = 69,745.37 : x
  2. Step 2: Convert to fraction form
    127,107.33/175,402.17 = 69,745.37/x
  3. Step 3: Cross multiply
    127,107.33x = 175,402.17 × 69,745.37
  4. Step 4: Simplify right side
    127,107.33x = 12,233,488,368.44
  5. Step 5: Solve for x
    x = 12,233,488,368.44/127,107.33
  6. Step 6: Final answer
    x = 96,245.34

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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.