Home / 204,919.59-282,790.53-114,281.40

Finding the Fourth Proportional to 204,919.59, 282,790.53 and 114,281.40

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Solution

The fourth proportional to 204,919.59, 282,790.53 and 114,281.40 is: 157,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,919.59 : 282,790.53 = 114,281.40 : x
  2. Step 2: Convert to fraction form
    204,919.59/282,790.53 = 114,281.40/x
  3. Step 3: Cross multiply
    204,919.59x = 282,790.53 × 114,281.40
  4. Step 4: Simplify right side
    204,919.59x = 32,317,697,675.14
  5. Step 5: Solve for x
    x = 32,317,697,675.14/204,919.59
  6. Step 6: Final answer
    x = 157,709.17

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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.