Home / 204,426.77-306,451.53-109,723.29

Finding the Fourth Proportional to 204,426.77, 306,451.53 and 109,723.29

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Solution

The fourth proportional to 204,426.77, 306,451.53 and 109,723.29 is: 164,483.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,426.77 : 306,451.53 = 109,723.29 : x
  2. Step 2: Convert to fraction form
    204,426.77/306,451.53 = 109,723.29/x
  3. Step 3: Cross multiply
    204,426.77x = 306,451.53 × 109,723.29
  4. Step 4: Simplify right side
    204,426.77x = 33,624,870,097.13
  5. Step 5: Solve for x
    x = 33,624,870,097.13/204,426.77
  6. Step 6: Final answer
    x = 164,483.70

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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.