Home / 142,670.49-214,007.58-67,797.96

Finding the Fourth Proportional to 142,670.49, 214,007.58 and 67,797.96

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Solution

The fourth proportional to 142,670.49, 214,007.58 and 67,797.96 is: 101,697.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,670.49 : 214,007.58 = 67,797.96 : x
  2. Step 2: Convert to fraction form
    142,670.49/214,007.58 = 67,797.96/x
  3. Step 3: Cross multiply
    142,670.49x = 214,007.58 × 67,797.96
  4. Step 4: Simplify right side
    142,670.49x = 14,509,277,348.54
  5. Step 5: Solve for x
    x = 14,509,277,348.54/142,670.49
  6. Step 6: Final answer
    x = 101,697.82

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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.