Home / 112,828.48-169,198.98-60,209.26

Finding the Fourth Proportional to 112,828.48, 169,198.98 and 60,209.26

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Solution

The fourth proportional to 112,828.48, 169,198.98 and 60,209.26 is: 90,290.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,828.48 : 169,198.98 = 60,209.26 : x
  2. Step 2: Convert to fraction form
    112,828.48/169,198.98 = 60,209.26/x
  3. Step 3: Cross multiply
    112,828.48x = 169,198.98 × 60,209.26
  4. Step 4: Simplify right side
    112,828.48x = 10,187,345,378.55
  5. Step 5: Solve for x
    x = 10,187,345,378.55/112,828.48
  6. Step 6: Final answer
    x = 90,290.55

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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.