Home / 160,795.84-221,902.32-89,187.52

Finding the Fourth Proportional to 160,795.84, 221,902.32 and 89,187.52

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Solution

The fourth proportional to 160,795.84, 221,902.32 and 89,187.52 is: 123,081.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,795.84 : 221,902.32 = 89,187.52 : x
  2. Step 2: Convert to fraction form
    160,795.84/221,902.32 = 89,187.52/x
  3. Step 3: Cross multiply
    160,795.84x = 221,902.32 × 89,187.52
  4. Step 4: Simplify right side
    160,795.84x = 19,790,917,603.05
  5. Step 5: Solve for x
    x = 19,790,917,603.05/160,795.84
  6. Step 6: Final answer
    x = 123,081.03

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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.