Home / 71,364.12-98,516.70-50,161.56

Finding the Fourth Proportional to 71,364.12, 98,516.70 and 50,161.56

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Solution

The fourth proportional to 71,364.12, 98,516.70 and 50,161.56 is: 69,247.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,364.12 : 98,516.70 = 50,161.56 : x
  2. Step 2: Convert to fraction form
    71,364.12/98,516.70 = 50,161.56/x
  3. Step 3: Cross multiply
    71,364.12x = 98,516.70 × 50,161.56
  4. Step 4: Simplify right side
    71,364.12x = 4,941,751,358.05
  5. Step 5: Solve for x
    x = 4,941,751,358.05/71,364.12
  6. Step 6: Final answer
    x = 69,247.00

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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.