Home / 82,858.24-114,344.80-45,132.48

Finding the Fourth Proportional to 82,858.24, 114,344.80 and 45,132.48

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Solution

The fourth proportional to 82,858.24, 114,344.80 and 45,132.48 is: 62,283.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,858.24 : 114,344.80 = 45,132.48 : x
  2. Step 2: Convert to fraction form
    82,858.24/114,344.80 = 45,132.48/x
  3. Step 3: Cross multiply
    82,858.24x = 114,344.80 × 45,132.48
  4. Step 4: Simplify right side
    82,858.24x = 5,160,664,399.10
  5. Step 5: Solve for x
    x = 5,160,664,399.10/82,858.24
  6. Step 6: Final answer
    x = 62,283.06

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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.