Home / 146,728.65-202,488.19-82,197.34

Finding the Fourth Proportional to 146,728.65, 202,488.19 and 82,197.34

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Solution

The fourth proportional to 146,728.65, 202,488.19 and 82,197.34 is: 113,433.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,728.65 : 202,488.19 = 82,197.34 : x
  2. Step 2: Convert to fraction form
    146,728.65/202,488.19 = 82,197.34/x
  3. Step 3: Cross multiply
    146,728.65x = 202,488.19 × 82,197.34
  4. Step 4: Simplify right side
    146,728.65x = 16,643,990,599.41
  5. Step 5: Solve for x
    x = 16,643,990,599.41/146,728.65
  6. Step 6: Final answer
    x = 113,433.82

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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.