Home / 142,537.37-196,706.81-92,236.37

Finding the Fourth Proportional to 142,537.37, 196,706.81 and 92,236.37

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Solution

The fourth proportional to 142,537.37, 196,706.81 and 92,236.37 is: 127,289.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,537.37 : 196,706.81 = 92,236.37 : x
  2. Step 2: Convert to fraction form
    142,537.37/196,706.81 = 92,236.37/x
  3. Step 3: Cross multiply
    142,537.37x = 196,706.81 × 92,236.37
  4. Step 4: Simplify right side
    142,537.37x = 18,143,521,355.74
  5. Step 5: Solve for x
    x = 18,143,521,355.74/142,537.37
  6. Step 6: Final answer
    x = 127,289.58

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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.