Home / 221,935.82-306,272.82-119,961.07

Finding the Fourth Proportional to 221,935.82, 306,272.82 and 119,961.07

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Solution

The fourth proportional to 221,935.82, 306,272.82 and 119,961.07 is: 165,547.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,935.82 : 306,272.82 = 119,961.07 : x
  2. Step 2: Convert to fraction form
    221,935.82/306,272.82 = 119,961.07/x
  3. Step 3: Cross multiply
    221,935.82x = 306,272.82 × 119,961.07
  4. Step 4: Simplify right side
    221,935.82x = 36,740,815,199.12
  5. Step 5: Solve for x
    x = 36,740,815,199.12/221,935.82
  6. Step 6: Final answer
    x = 165,547.03

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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.