Home / 147,344.33-221,018.07-117,949.03

Finding the Fourth Proportional to 147,344.33, 221,018.07 and 117,949.03

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Solution

The fourth proportional to 147,344.33, 221,018.07 and 117,949.03 is: 176,924.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,344.33 : 221,018.07 = 117,949.03 : x
  2. Step 2: Convert to fraction form
    147,344.33/221,018.07 = 117,949.03/x
  3. Step 3: Cross multiply
    147,344.33x = 221,018.07 × 117,949.03
  4. Step 4: Simplify right side
    147,344.33x = 26,068,866,968.97
  5. Step 5: Solve for x
    x = 26,068,866,968.97/147,344.33
  6. Step 6: Final answer
    x = 176,924.81

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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.