Home / 53,271.22-73,516.68-30,617.56

Finding the Fourth Proportional to 53,271.22, 73,516.68 and 30,617.56

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Solution

The fourth proportional to 53,271.22, 73,516.68 and 30,617.56 is: 42,253.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,271.22 : 73,516.68 = 30,617.56 : x
  2. Step 2: Convert to fraction form
    53,271.22/73,516.68 = 30,617.56/x
  3. Step 3: Cross multiply
    53,271.22x = 73,516.68 × 30,617.56
  4. Step 4: Simplify right side
    53,271.22x = 2,250,901,360.90
  5. Step 5: Solve for x
    x = 2,250,901,360.90/53,271.22
  6. Step 6: Final answer
    x = 42,253.61

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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.