Home / 89,004.07-122,812.69-50,757.54

Finding the Fourth Proportional to 89,004.07, 122,812.69 and 50,757.54

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Solution

The fourth proportional to 89,004.07, 122,812.69 and 50,757.54 is: 70,038.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,004.07 : 122,812.69 = 50,757.54 : x
  2. Step 2: Convert to fraction form
    89,004.07/122,812.69 = 50,757.54/x
  3. Step 3: Cross multiply
    89,004.07x = 122,812.69 × 50,757.54
  4. Step 4: Simplify right side
    89,004.07x = 6,233,669,747.04
  5. Step 5: Solve for x
    x = 6,233,669,747.04/89,004.07
  6. Step 6: Final answer
    x = 70,038.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.