Home / 160,419.33-221,375.97-88,797.81

Finding the Fourth Proportional to 160,419.33, 221,375.97 and 88,797.81

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Solution

The fourth proportional to 160,419.33, 221,375.97 and 88,797.81 is: 122,539.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,419.33 : 221,375.97 = 88,797.81 : x
  2. Step 2: Convert to fraction form
    160,419.33/221,375.97 = 88,797.81/x
  3. Step 3: Cross multiply
    160,419.33x = 221,375.97 × 88,797.81
  4. Step 4: Simplify right side
    160,419.33x = 19,657,701,322.63
  5. Step 5: Solve for x
    x = 19,657,701,322.63/160,419.33
  6. Step 6: Final answer
    x = 122,539.48

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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.