Home / 134,430.60-201,546.96-45,660.24

Finding the Fourth Proportional to 134,430.60, 201,546.96 and 45,660.24

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Solution

The fourth proportional to 134,430.60, 201,546.96 and 45,660.24 is: 68,456.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,430.60 : 201,546.96 = 45,660.24 : x
  2. Step 2: Convert to fraction form
    134,430.60/201,546.96 = 45,660.24/x
  3. Step 3: Cross multiply
    134,430.60x = 201,546.96 × 45,660.24
  4. Step 4: Simplify right side
    134,430.60x = 9,202,682,564.87
  5. Step 5: Solve for x
    x = 9,202,682,564.87/134,430.60
  6. Step 6: Final answer
    x = 68,456.75

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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.