Home / 62,905.80-94,280.94-31,724.04

Finding the Fourth Proportional to 62,905.80, 94,280.94 and 31,724.04

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Solution

The fourth proportional to 62,905.80, 94,280.94 and 31,724.04 is: 47,546.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,905.80 : 94,280.94 = 31,724.04 : x
  2. Step 2: Convert to fraction form
    62,905.80/94,280.94 = 31,724.04/x
  3. Step 3: Cross multiply
    62,905.80x = 94,280.94 × 31,724.04
  4. Step 4: Simplify right side
    62,905.80x = 2,990,972,311.80
  5. Step 5: Solve for x
    x = 2,990,972,311.80/62,905.80
  6. Step 6: Final answer
    x = 47,546.84

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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.