Home / 167,150.13-250,696.05-77,185.18

Finding the Fourth Proportional to 167,150.13, 250,696.05 and 77,185.18

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Solution

The fourth proportional to 167,150.13, 250,696.05 and 77,185.18 is: 115,764.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,150.13 : 250,696.05 = 77,185.18 : x
  2. Step 2: Convert to fraction form
    167,150.13/250,696.05 = 77,185.18/x
  3. Step 3: Cross multiply
    167,150.13x = 250,696.05 × 77,185.18
  4. Step 4: Simplify right side
    167,150.13x = 19,350,019,744.54
  5. Step 5: Solve for x
    x = 19,350,019,744.54/167,150.13
  6. Step 6: Final answer
    x = 115,764.31

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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.