Home / 112,879.24-169,351.80-50,535.16

Finding the Fourth Proportional to 112,879.24, 169,351.80 and 50,535.16

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Solution

The fourth proportional to 112,879.24, 169,351.80 and 50,535.16 is: 75,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,879.24 : 169,351.80 = 50,535.16 : x
  2. Step 2: Convert to fraction form
    112,879.24/169,351.80 = 50,535.16/x
  3. Step 3: Cross multiply
    112,879.24x = 169,351.80 × 50,535.16
  4. Step 4: Simplify right side
    112,879.24x = 8,558,220,309.29
  5. Step 5: Solve for x
    x = 8,558,220,309.29/112,879.24
  6. Step 6: Final answer
    x = 75,817.49

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1.5x scale

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.