Home / 282,268.32-423,308.52-82,600.08

Finding the Fourth Proportional to 282,268.32, 423,308.52 and 82,600.08

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Solution

The fourth proportional to 282,268.32, 423,308.52 and 82,600.08 is: 123,872.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,268.32 : 423,308.52 = 82,600.08 : x
  2. Step 2: Convert to fraction form
    282,268.32/423,308.52 = 82,600.08/x
  3. Step 3: Cross multiply
    282,268.32x = 423,308.52 × 82,600.08
  4. Step 4: Simplify right side
    282,268.32x = 34,965,317,616.68
  5. Step 5: Solve for x
    x = 34,965,317,616.68/282,268.32
  6. Step 6: Final answer
    x = 123,872.62

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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.