Home / 82,176.44-113,395.18-47,709.24

Finding the Fourth Proportional to 82,176.44, 113,395.18 and 47,709.24

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Solution

The fourth proportional to 82,176.44, 113,395.18 and 47,709.24 is: 65,833.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,176.44 : 113,395.18 = 47,709.24 : x
  2. Step 2: Convert to fraction form
    82,176.44/113,395.18 = 47,709.24/x
  3. Step 3: Cross multiply
    82,176.44x = 113,395.18 × 47,709.24
  4. Step 4: Simplify right side
    82,176.44x = 5,409,997,857.46
  5. Step 5: Solve for x
    x = 5,409,997,857.46/82,176.44
  6. Step 6: Final answer
    x = 65,833.93

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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.