Home / 160,967.80-222,138.18-88,377.39

Finding the Fourth Proportional to 160,967.80, 222,138.18 and 88,377.39

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Solution

The fourth proportional to 160,967.80, 222,138.18 and 88,377.39 is: 121,962.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,967.80 : 222,138.18 = 88,377.39 : x
  2. Step 2: Convert to fraction form
    160,967.80/222,138.18 = 88,377.39/x
  3. Step 3: Cross multiply
    160,967.80x = 222,138.18 × 88,377.39
  4. Step 4: Simplify right side
    160,967.80x = 19,631,992,567.75
  5. Step 5: Solve for x
    x = 19,631,992,567.75/160,967.80
  6. Step 6: Final answer
    x = 121,962.23

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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.