Home / 147,343.33-221,016.57-117,948.03

Finding the Fourth Proportional to 147,343.33, 221,016.57 and 117,948.03

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Solution

The fourth proportional to 147,343.33, 221,016.57 and 117,948.03 is: 176,923.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,343.33 : 221,016.57 = 117,948.03 : x
  2. Step 2: Convert to fraction form
    147,343.33/221,016.57 = 117,948.03/x
  3. Step 3: Cross multiply
    147,343.33x = 221,016.57 × 117,948.03
  4. Step 4: Simplify right side
    147,343.33x = 26,068,469,028.86
  5. Step 5: Solve for x
    x = 26,068,469,028.86/147,343.33
  6. Step 6: Final answer
    x = 176,923.31

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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.