Home / 82,343.24-113,589.84-50,087.72

Finding the Fourth Proportional to 82,343.24, 113,589.84 and 50,087.72

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Solution

The fourth proportional to 82,343.24, 113,589.84 and 50,087.72 is: 69,094.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,343.24 : 113,589.84 = 50,087.72 : x
  2. Step 2: Convert to fraction form
    82,343.24/113,589.84 = 50,087.72/x
  3. Step 3: Cross multiply
    82,343.24x = 113,589.84 × 50,087.72
  4. Step 4: Simplify right side
    82,343.24x = 5,689,455,532.82
  5. Step 5: Solve for x
    x = 5,689,455,532.82/82,343.24
  6. Step 6: Final answer
    x = 69,094.39

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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.