Home / 146,479.55-202,147.22-82,813.55

Finding the Fourth Proportional to 146,479.55, 202,147.22 and 82,813.55

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Solution

The fourth proportional to 146,479.55, 202,147.22 and 82,813.55 is: 114,285.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,479.55 : 202,147.22 = 82,813.55 : x
  2. Step 2: Convert to fraction form
    146,479.55/202,147.22 = 82,813.55/x
  3. Step 3: Cross multiply
    146,479.55x = 202,147.22 × 82,813.55
  4. Step 4: Simplify right side
    146,479.55x = 16,740,528,405.46
  5. Step 5: Solve for x
    x = 16,740,528,405.46/146,479.55
  6. Step 6: Final answer
    x = 114,285.77

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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.