Home / 134,998.20-202,458.60-40,224.42

Finding the Fourth Proportional to 134,998.20, 202,458.60 and 40,224.42

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Solution

The fourth proportional to 134,998.20, 202,458.60 and 40,224.42 is: 60,325.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,998.20 : 202,458.60 = 40,224.42 : x
  2. Step 2: Convert to fraction form
    134,998.20/202,458.60 = 40,224.42/x
  3. Step 3: Cross multiply
    134,998.20x = 202,458.60 × 40,224.42
  4. Step 4: Simplify right side
    134,998.20x = 8,143,779,759.01
  5. Step 5: Solve for x
    x = 8,143,779,759.01/134,998.20
  6. Step 6: Final answer
    x = 60,325.10

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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.