Home / 68,084.30-93,933.26-48,686.82

Finding the Fourth Proportional to 68,084.30, 93,933.26 and 48,686.82

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Solution

The fourth proportional to 68,084.30, 93,933.26 and 48,686.82 is: 67,171.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,084.30 : 93,933.26 = 48,686.82 : x
  2. Step 2: Convert to fraction form
    68,084.30/93,933.26 = 48,686.82/x
  3. Step 3: Cross multiply
    68,084.30x = 93,933.26 × 48,686.82
  4. Step 4: Simplify right side
    68,084.30x = 4,573,311,478.20
  5. Step 5: Solve for x
    x = 4,573,311,478.20/68,084.30
  6. Step 6: Final answer
    x = 67,171.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.