Home / 61,161.28-84,323.64-41,021.44

Finding the Fourth Proportional to 61,161.28, 84,323.64 and 41,021.44

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Solution

The fourth proportional to 61,161.28, 84,323.64 and 41,021.44 is: 56,556.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,161.28 : 84,323.64 = 41,021.44 : x
  2. Step 2: Convert to fraction form
    61,161.28/84,323.64 = 41,021.44/x
  3. Step 3: Cross multiply
    61,161.28x = 84,323.64 × 41,021.44
  4. Step 4: Simplify right side
    61,161.28x = 3,459,077,138.84
  5. Step 5: Solve for x
    x = 3,459,077,138.84/61,161.28
  6. Step 6: Final answer
    x = 56,556.65

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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.