Home / 255,226.50-382,810.56-68,252.58

Finding the Fourth Proportional to 255,226.50, 382,810.56 and 68,252.58

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Solution

The fourth proportional to 255,226.50, 382,810.56 and 68,252.58 is: 102,371.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,226.50 : 382,810.56 = 68,252.58 : x
  2. Step 2: Convert to fraction form
    255,226.50/382,810.56 = 68,252.58/x
  3. Step 3: Cross multiply
    255,226.50x = 382,810.56 × 68,252.58
  4. Step 4: Simplify right side
    255,226.50x = 26,127,808,371.24
  5. Step 5: Solve for x
    x = 26,127,808,371.24/255,226.50
  6. Step 6: Final answer
    x = 102,371.06

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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.