Home / 204,901.16-306,887.58-109,965.92

Finding the Fourth Proportional to 204,901.16, 306,887.58 and 109,965.92

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Solution

The fourth proportional to 204,901.16, 306,887.58 and 109,965.92 is: 164,699.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,901.16 : 306,887.58 = 109,965.92 : x
  2. Step 2: Convert to fraction form
    204,901.16/306,887.58 = 109,965.92/x
  3. Step 3: Cross multiply
    204,901.16x = 306,887.58 × 109,965.92
  4. Step 4: Simplify right side
    204,901.16x = 33,747,173,536.84
  5. Step 5: Solve for x
    x = 33,747,173,536.84/204,901.16
  6. Step 6: Final answer
    x = 164,699.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.