Home / 146,782.02-202,559.20-83,132.12

Finding the Fourth Proportional to 146,782.02, 202,559.20 and 83,132.12

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Solution

The fourth proportional to 146,782.02, 202,559.20 and 83,132.12 is: 114,722.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,782.02 : 202,559.20 = 83,132.12 : x
  2. Step 2: Convert to fraction form
    146,782.02/202,559.20 = 83,132.12/x
  3. Step 3: Cross multiply
    146,782.02x = 202,559.20 × 83,132.12
  4. Step 4: Simplify right side
    146,782.02x = 16,839,176,020.07
  5. Step 5: Solve for x
    x = 16,839,176,020.07/146,782.02
  6. Step 6: Final answer
    x = 114,722.33

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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.