Home / 150,845.32-208,167.91-82,863.68

Finding the Fourth Proportional to 150,845.32, 208,167.91 and 82,863.68

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Solution

The fourth proportional to 150,845.32, 208,167.91 and 82,863.68 is: 114,352.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,845.32 : 208,167.91 = 82,863.68 : x
  2. Step 2: Convert to fraction form
    150,845.32/208,167.91 = 82,863.68/x
  3. Step 3: Cross multiply
    150,845.32x = 208,167.91 × 82,863.68
  4. Step 4: Simplify right side
    150,845.32x = 17,249,557,832.51
  5. Step 5: Solve for x
    x = 17,249,557,832.51/150,845.32
  6. Step 6: Final answer
    x = 114,352.62

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1.5x scale

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.