Home / 94,791.09-130,812.33-51,769.47

Finding the Fourth Proportional to 94,791.09, 130,812.33 and 51,769.47

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Solution

The fourth proportional to 94,791.09, 130,812.33 and 51,769.47 is: 71,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,791.09 : 130,812.33 = 51,769.47 : x
  2. Step 2: Convert to fraction form
    94,791.09/130,812.33 = 51,769.47/x
  3. Step 3: Cross multiply
    94,791.09x = 130,812.33 × 51,769.47
  4. Step 4: Simplify right side
    94,791.09x = 6,772,084,993.57
  5. Step 5: Solve for x
    x = 6,772,084,993.57/94,791.09
  6. Step 6: Final answer
    x = 71,442.21

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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.