Home / 160,467.36-221,375.24-96,769.76

Finding the Fourth Proportional to 160,467.36, 221,375.24 and 96,769.76

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Solution

The fourth proportional to 160,467.36, 221,375.24 and 96,769.76 is: 133,500.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,467.36 : 221,375.24 = 96,769.76 : x
  2. Step 2: Convert to fraction form
    160,467.36/221,375.24 = 96,769.76/x
  3. Step 3: Cross multiply
    160,467.36x = 221,375.24 × 96,769.76
  4. Step 4: Simplify right side
    160,467.36x = 21,422,428,844.74
  5. Step 5: Solve for x
    x = 21,422,428,844.74/160,467.36
  6. Step 6: Final answer
    x = 133,500.23

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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.