Home / 134,998.72-202,461-40,224.64

Finding the Fourth Proportional to 134,998.72, 202,461 and 40,224.64

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Solution

The fourth proportional to 134,998.72, 202,461 and 40,224.64 is: 60,325.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,998.72 : 202,461 = 40,224.64 : x
  2. Step 2: Convert to fraction form
    134,998.72/202,461 = 40,224.64/x
  3. Step 3: Cross multiply
    134,998.72x = 202,461 × 40,224.64
  4. Step 4: Simplify right side
    134,998.72x = 8,143,920,839.04
  5. Step 5: Solve for x
    x = 8,143,920,839.04/134,998.72
  6. Step 6: Final answer
    x = 60,325.91

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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.