Home / 82,589.76-113,954.40-46,772.28

Finding the Fourth Proportional to 82,589.76, 113,954.40 and 46,772.28

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Solution

The fourth proportional to 82,589.76, 113,954.40 and 46,772.28 is: 64,534.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,589.76 : 113,954.40 = 46,772.28 : x
  2. Step 2: Convert to fraction form
    82,589.76/113,954.40 = 46,772.28/x
  3. Step 3: Cross multiply
    82,589.76x = 113,954.40 × 46,772.28
  4. Step 4: Simplify right side
    82,589.76x = 5,329,907,104.03
  5. Step 5: Solve for x
    x = 5,329,907,104.03/82,589.76
  6. Step 6: Final answer
    x = 64,534.72

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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.