Home / 68,930.04-103,387.44-22,179

Finding the Fourth Proportional to 68,930.04, 103,387.44 and 22,179

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Solution

The fourth proportional to 68,930.04, 103,387.44 and 22,179 is: 33,266.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,930.04 : 103,387.44 = 22,179 : x
  2. Step 2: Convert to fraction form
    68,930.04/103,387.44 = 22,179/x
  3. Step 3: Cross multiply
    68,930.04x = 103,387.44 × 22,179
  4. Step 4: Simplify right side
    68,930.04x = 2,293,030,031.76
  5. Step 5: Solve for x
    x = 2,293,030,031.76/68,930.04
  6. Step 6: Final answer
    x = 33,266.05

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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.