Home / 146,813.89-202,617.31-82,282.81

Finding the Fourth Proportional to 146,813.89, 202,617.31 and 82,282.81

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Solution

The fourth proportional to 146,813.89, 202,617.31 and 82,282.81 is: 113,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,813.89 : 202,617.31 = 82,282.81 : x
  2. Step 2: Convert to fraction form
    146,813.89/202,617.31 = 82,282.81/x
  3. Step 3: Cross multiply
    146,813.89x = 202,617.31 × 82,282.81
  4. Step 4: Simplify right side
    146,813.89x = 16,671,921,621.44
  5. Step 5: Solve for x
    x = 16,671,921,621.44/146,813.89
  6. Step 6: Final answer
    x = 113,558.20

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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.