Home / 136,269.06-188,060.34-75,839.04

Finding the Fourth Proportional to 136,269.06, 188,060.34 and 75,839.04

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Solution

The fourth proportional to 136,269.06, 188,060.34 and 75,839.04 is: 104,662.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,269.06 : 188,060.34 = 75,839.04 : x
  2. Step 2: Convert to fraction form
    136,269.06/188,060.34 = 75,839.04/x
  3. Step 3: Cross multiply
    136,269.06x = 188,060.34 × 75,839.04
  4. Step 4: Simplify right side
    136,269.06x = 14,262,315,647.67
  5. Step 5: Solve for x
    x = 14,262,315,647.67/136,269.06
  6. Step 6: Final answer
    x = 104,662.90

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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.