Home / 68,346.46-102,519.06-21,599.35

Finding the Fourth Proportional to 68,346.46, 102,519.06 and 21,599.35

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Solution

The fourth proportional to 68,346.46, 102,519.06 and 21,599.35 is: 32,398.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,346.46 : 102,519.06 = 21,599.35 : x
  2. Step 2: Convert to fraction form
    68,346.46/102,519.06 = 21,599.35/x
  3. Step 3: Cross multiply
    68,346.46x = 102,519.06 × 21,599.35
  4. Step 4: Simplify right side
    68,346.46x = 2,214,345,058.61
  5. Step 5: Solve for x
    x = 2,214,345,058.61/68,346.46
  6. Step 6: Final answer
    x = 32,398.83

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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.