Home / 61,179.19-84,378.57-50,550.37

Finding the Fourth Proportional to 61,179.19, 84,378.57 and 50,550.37

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Solution

The fourth proportional to 61,179.19, 84,378.57 and 50,550.37 is: 69,719.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,179.19 : 84,378.57 = 50,550.37 : x
  2. Step 2: Convert to fraction form
    61,179.19/84,378.57 = 50,550.37/x
  3. Step 3: Cross multiply
    61,179.19x = 84,378.57 × 50,550.37
  4. Step 4: Simplify right side
    61,179.19x = 4,265,367,933.57
  5. Step 5: Solve for x
    x = 4,265,367,933.57/61,179.19
  6. Step 6: Final answer
    x = 69,719.26

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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.