Home / 106,268.96-159,440.33-47,146.14

Finding the Fourth Proportional to 106,268.96, 159,440.33 and 47,146.14

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Solution

The fourth proportional to 106,268.96, 159,440.33 and 47,146.14 is: 70,735.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,268.96 : 159,440.33 = 47,146.14 : x
  2. Step 2: Convert to fraction form
    106,268.96/159,440.33 = 47,146.14/x
  3. Step 3: Cross multiply
    106,268.96x = 159,440.33 × 47,146.14
  4. Step 4: Simplify right side
    106,268.96x = 7,516,996,237.69
  5. Step 5: Solve for x
    x = 7,516,996,237.69/106,268.96
  6. Step 6: Final answer
    x = 70,735.58

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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.