Home / 68,184.73-102,293.18-21,437.60

Finding the Fourth Proportional to 68,184.73, 102,293.18 and 21,437.60

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Solution

The fourth proportional to 68,184.73, 102,293.18 and 21,437.60 is: 32,161.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,184.73 : 102,293.18 = 21,437.60 : x
  2. Step 2: Convert to fraction form
    68,184.73/102,293.18 = 21,437.60/x
  3. Step 3: Cross multiply
    68,184.73x = 102,293.18 × 21,437.60
  4. Step 4: Simplify right side
    68,184.73x = 2,192,920,584.89
  5. Step 5: Solve for x
    x = 2,192,920,584.89/68,184.73
  6. Step 6: Final answer
    x = 32,161.46

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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.