Home / 84,775.44-116,985.96-50,785.32

Finding the Fourth Proportional to 84,775.44, 116,985.96 and 50,785.32

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Solution

The fourth proportional to 84,775.44, 116,985.96 and 50,785.32 is: 70,081.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,775.44 : 116,985.96 = 50,785.32 : x
  2. Step 2: Convert to fraction form
    84,775.44/116,985.96 = 50,785.32/x
  3. Step 3: Cross multiply
    84,775.44x = 116,985.96 × 50,785.32
  4. Step 4: Simplify right side
    84,775.44x = 5,941,169,414.11
  5. Step 5: Solve for x
    x = 5,941,169,414.11/84,775.44
  6. Step 6: Final answer
    x = 70,081.26

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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.