Home / 142,669.96-196,740.70-104,435.73

Finding the Fourth Proportional to 142,669.96, 196,740.70 and 104,435.73

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Solution

The fourth proportional to 142,669.96, 196,740.70 and 104,435.73 is: 144,016.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,669.96 : 196,740.70 = 104,435.73 : x
  2. Step 2: Convert to fraction form
    142,669.96/196,740.70 = 104,435.73/x
  3. Step 3: Cross multiply
    142,669.96x = 196,740.70 × 104,435.73
  4. Step 4: Simplify right side
    142,669.96x = 20,546,758,364.12
  5. Step 5: Solve for x
    x = 20,546,758,364.12/142,669.96
  6. Step 6: Final answer
    x = 144,016.01

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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.