Home / 133,242.03-199,941.75-49,061.30

Finding the Fourth Proportional to 133,242.03, 199,941.75 and 49,061.30

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Solution

The fourth proportional to 133,242.03, 199,941.75 and 49,061.30 is: 73,620.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,242.03 : 199,941.75 = 49,061.30 : x
  2. Step 2: Convert to fraction form
    133,242.03/199,941.75 = 49,061.30/x
  3. Step 3: Cross multiply
    133,242.03x = 199,941.75 × 49,061.30
  4. Step 4: Simplify right side
    133,242.03x = 9,809,401,179.57
  5. Step 5: Solve for x
    x = 9,809,401,179.57/133,242.03
  6. Step 6: Final answer
    x = 73,620.92

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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.