Home / 195,439.80-292,814.10-173,321.40

Finding the Fourth Proportional to 195,439.80, 292,814.10 and 173,321.40

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Solution

The fourth proportional to 195,439.80, 292,814.10 and 173,321.40 is: 259,675.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,439.80 : 292,814.10 = 173,321.40 : x
  2. Step 2: Convert to fraction form
    195,439.80/292,814.10 = 173,321.40/x
  3. Step 3: Cross multiply
    195,439.80x = 292,814.10 × 173,321.40
  4. Step 4: Simplify right side
    195,439.80x = 50,750,949,751.74
  5. Step 5: Solve for x
    x = 50,750,949,751.74/195,439.80
  6. Step 6: Final answer
    x = 259,675.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.