Home / 218,832.45-302,075.76-188,083.83

Finding the Fourth Proportional to 218,832.45, 302,075.76 and 188,083.83

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Solution

The fourth proportional to 218,832.45, 302,075.76 and 188,083.83 is: 259,630.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,832.45 : 302,075.76 = 188,083.83 : x
  2. Step 2: Convert to fraction form
    218,832.45/302,075.76 = 188,083.83/x
  3. Step 3: Cross multiply
    218,832.45x = 302,075.76 × 188,083.83
  4. Step 4: Simplify right side
    218,832.45x = 56,815,565,890.96
  5. Step 5: Solve for x
    x = 56,815,565,890.96/218,832.45
  6. Step 6: Final answer
    x = 259,630.44

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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.