Home / 160,384.05-221,323.19-88,757.37

Finding the Fourth Proportional to 160,384.05, 221,323.19 and 88,757.37

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Solution

The fourth proportional to 160,384.05, 221,323.19 and 88,757.37 is: 122,481.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,384.05 : 221,323.19 = 88,757.37 : x
  2. Step 2: Convert to fraction form
    160,384.05/221,323.19 = 88,757.37/x
  3. Step 3: Cross multiply
    160,384.05x = 221,323.19 × 88,757.37
  4. Step 4: Simplify right side
    160,384.05x = 19,644,063,820.62
  5. Step 5: Solve for x
    x = 19,644,063,820.62/160,384.05
  6. Step 6: Final answer
    x = 122,481.41

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1.5x scale

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.