Home / 119,241.36-164,556.90-65,531.34

Finding the Fourth Proportional to 119,241.36, 164,556.90 and 65,531.34

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Solution

The fourth proportional to 119,241.36, 164,556.90 and 65,531.34 is: 90,435.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,241.36 : 164,556.90 = 65,531.34 : x
  2. Step 2: Convert to fraction form
    119,241.36/164,556.90 = 65,531.34/x
  3. Step 3: Cross multiply
    119,241.36x = 164,556.90 × 65,531.34
  4. Step 4: Simplify right side
    119,241.36x = 10,783,634,163.25
  5. Step 5: Solve for x
    x = 10,783,634,163.25/119,241.36
  6. Step 6: Final answer
    x = 90,435.35

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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.