Home / 52,081.06-71,887.08-30,576.37

Finding the Fourth Proportional to 52,081.06, 71,887.08 and 30,576.37

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Solution

The fourth proportional to 52,081.06, 71,887.08 and 30,576.37 is: 42,204.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,081.06 : 71,887.08 = 30,576.37 : x
  2. Step 2: Convert to fraction form
    52,081.06/71,887.08 = 30,576.37/x
  3. Step 3: Cross multiply
    52,081.06x = 71,887.08 × 30,576.37
  4. Step 4: Simplify right side
    52,081.06x = 2,198,045,956.30
  5. Step 5: Solve for x
    x = 2,198,045,956.30/52,081.06
  6. Step 6: Final answer
    x = 42,204.32

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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.