Home / 165,666.20-248,499.30-114,927.80

Finding the Fourth Proportional to 165,666.20, 248,499.30 and 114,927.80

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Solution

The fourth proportional to 165,666.20, 248,499.30 and 114,927.80 is: 172,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,666.20 : 248,499.30 = 114,927.80 : x
  2. Step 2: Convert to fraction form
    165,666.20/248,499.30 = 114,927.80/x
  3. Step 3: Cross multiply
    165,666.20x = 248,499.30 × 114,927.80
  4. Step 4: Simplify right side
    165,666.20x = 28,559,477,850.54
  5. Step 5: Solve for x
    x = 28,559,477,850.54/165,666.20
  6. Step 6: Final answer
    x = 172,391.70

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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.