Home / 255,246.20-382,869.27-68,252.84

Finding the Fourth Proportional to 255,246.20, 382,869.27 and 68,252.84

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Solution

The fourth proportional to 255,246.20, 382,869.27 and 68,252.84 is: 102,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,246.20 : 382,869.27 = 68,252.84 : x
  2. Step 2: Convert to fraction form
    255,246.20/382,869.27 = 68,252.84/x
  3. Step 3: Cross multiply
    255,246.20x = 382,869.27 × 68,252.84
  4. Step 4: Simplify right side
    255,246.20x = 26,131,913,111.88
  5. Step 5: Solve for x
    x = 26,131,913,111.88/255,246.20
  6. Step 6: Final answer
    x = 102,379.25

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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.