Home / 167,428.80-250,541.73-122,945.22

Finding the Fourth Proportional to 167,428.80, 250,541.73 and 122,945.22

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Solution

The fourth proportional to 167,428.80, 250,541.73 and 122,945.22 is: 183,976.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,428.80 : 250,541.73 = 122,945.22 : x
  2. Step 2: Convert to fraction form
    167,428.80/250,541.73 = 122,945.22/x
  3. Step 3: Cross multiply
    167,428.80x = 250,541.73 × 122,945.22
  4. Step 4: Simplify right side
    167,428.80x = 30,802,908,114.03
  5. Step 5: Solve for x
    x = 30,802,908,114.03/167,428.80
  6. Step 6: Final answer
    x = 183,976.16

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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.