Home / 160,360.82-221,294.64-88,736.60

Finding the Fourth Proportional to 160,360.82, 221,294.64 and 88,736.60

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Solution

The fourth proportional to 160,360.82, 221,294.64 and 88,736.60 is: 122,454.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,360.82 : 221,294.64 = 88,736.60 : x
  2. Step 2: Convert to fraction form
    160,360.82/221,294.64 = 88,736.60/x
  3. Step 3: Cross multiply
    160,360.82x = 221,294.64 × 88,736.60
  4. Step 4: Simplify right side
    160,360.82x = 19,636,933,951.82
  5. Step 5: Solve for x
    x = 19,636,933,951.82/160,360.82
  6. Step 6: Final answer
    x = 122,454.69

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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.