Home / 142,984.24-214,336.94-68,084.28

Finding the Fourth Proportional to 142,984.24, 214,336.94 and 68,084.28

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Solution

The fourth proportional to 142,984.24, 214,336.94 and 68,084.28 is: 102,060.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,984.24 : 214,336.94 = 68,084.28 : x
  2. Step 2: Convert to fraction form
    142,984.24/214,336.94 = 68,084.28/x
  3. Step 3: Cross multiply
    142,984.24x = 214,336.94 × 68,084.28
  4. Step 4: Simplify right side
    142,984.24x = 14,592,975,896.88
  5. Step 5: Solve for x
    x = 14,592,975,896.88/142,984.24
  6. Step 6: Final answer
    x = 102,060.03

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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.