Home / 160,948.44-222,007.80-103,662

Finding the Fourth Proportional to 160,948.44, 222,007.80 and 103,662

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Solution

The fourth proportional to 160,948.44, 222,007.80 and 103,662 is: 142,988.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,948.44 : 222,007.80 = 103,662 : x
  2. Step 2: Convert to fraction form
    160,948.44/222,007.80 = 103,662/x
  3. Step 3: Cross multiply
    160,948.44x = 222,007.80 × 103,662
  4. Step 4: Simplify right side
    160,948.44x = 23,013,772,563.60
  5. Step 5: Solve for x
    x = 23,013,772,563.60/160,948.44
  6. Step 6: Final answer
    x = 142,988.48

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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.