Home / 230,007.09-345,081.23-117,766.11

Finding the Fourth Proportional to 230,007.09, 345,081.23 and 117,766.11

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Solution

The fourth proportional to 230,007.09, 345,081.23 and 117,766.11 is: 176,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,007.09 : 345,081.23 = 117,766.11 : x
  2. Step 2: Convert to fraction form
    230,007.09/345,081.23 = 117,766.11/x
  3. Step 3: Cross multiply
    230,007.09x = 345,081.23 × 117,766.11
  4. Step 4: Simplify right side
    230,007.09x = 40,638,874,091.12
  5. Step 5: Solve for x
    x = 40,638,874,091.12/230,007.09
  6. Step 6: Final answer
    x = 176,685.31

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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.