Home / 146,813.20-202,616.43-82,293.40

Finding the Fourth Proportional to 146,813.20, 202,616.43 and 82,293.40

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Solution

The fourth proportional to 146,813.20, 202,616.43 and 82,293.40 is: 113,572.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,813.20 : 202,616.43 = 82,293.40 : x
  2. Step 2: Convert to fraction form
    146,813.20/202,616.43 = 82,293.40/x
  3. Step 3: Cross multiply
    146,813.20x = 202,616.43 × 82,293.40
  4. Step 4: Simplify right side
    146,813.20x = 16,673,994,920.56
  5. Step 5: Solve for x
    x = 16,673,994,920.56/146,813.20
  6. Step 6: Final answer
    x = 113,572.86

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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.