Home / 146,782.18-202,559.40-83,132.28

Finding the Fourth Proportional to 146,782.18, 202,559.40 and 83,132.28

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Solution

The fourth proportional to 146,782.18, 202,559.40 and 83,132.28 is: 114,722.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,782.18 : 202,559.40 = 83,132.28 : x
  2. Step 2: Convert to fraction form
    146,782.18/202,559.40 = 83,132.28/x
  3. Step 3: Cross multiply
    146,782.18x = 202,559.40 × 83,132.28
  4. Step 4: Simplify right side
    146,782.18x = 16,839,224,757.43
  5. Step 5: Solve for x
    x = 16,839,224,757.43/146,782.18
  6. Step 6: Final answer
    x = 114,722.54

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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.