Home / 134,015.31-201,023.42-45,269.60

Finding the Fourth Proportional to 134,015.31, 201,023.42 and 45,269.60

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Solution

The fourth proportional to 134,015.31, 201,023.42 and 45,269.60 is: 67,904.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,015.31 : 201,023.42 = 45,269.60 : x
  2. Step 2: Convert to fraction form
    134,015.31/201,023.42 = 45,269.60/x
  3. Step 3: Cross multiply
    134,015.31x = 201,023.42 × 45,269.60
  4. Step 4: Simplify right side
    134,015.31x = 9,100,248,582.57
  5. Step 5: Solve for x
    x = 9,100,248,582.57/134,015.31
  6. Step 6: Final answer
    x = 67,904.54

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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.