Home / 146,949.18-202,787.61-82,418.40

Finding the Fourth Proportional to 146,949.18, 202,787.61 and 82,418.40

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Solution

The fourth proportional to 146,949.18, 202,787.61 and 82,418.40 is: 113,736.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,949.18 : 202,787.61 = 82,418.40 : x
  2. Step 2: Convert to fraction form
    146,949.18/202,787.61 = 82,418.40/x
  3. Step 3: Cross multiply
    146,949.18x = 202,787.61 × 82,418.40
  4. Step 4: Simplify right side
    146,949.18x = 16,713,430,356.02
  5. Step 5: Solve for x
    x = 16,713,430,356.02/146,949.18
  6. Step 6: Final answer
    x = 113,736.13

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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.