Home / 82,942.64-114,460.26-45,217.16

Finding the Fourth Proportional to 82,942.64, 114,460.26 and 45,217.16

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Solution

The fourth proportional to 82,942.64, 114,460.26 and 45,217.16 is: 62,399.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,942.64 : 114,460.26 = 45,217.16 : x
  2. Step 2: Convert to fraction form
    82,942.64/114,460.26 = 45,217.16/x
  3. Step 3: Cross multiply
    82,942.64x = 114,460.26 × 45,217.16
  4. Step 4: Simplify right side
    82,942.64x = 5,175,567,890.06
  5. Step 5: Solve for x
    x = 5,175,567,890.06/82,942.64
  6. Step 6: Final answer
    x = 62,399.36

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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.