Home / 69,309.12-95,661.51-43,799.28

Finding the Fourth Proportional to 69,309.12, 95,661.51 and 43,799.28

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Solution

The fourth proportional to 69,309.12, 95,661.51 and 43,799.28 is: 60,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,309.12 : 95,661.51 = 43,799.28 : x
  2. Step 2: Convert to fraction form
    69,309.12/95,661.51 = 43,799.28/x
  3. Step 3: Cross multiply
    69,309.12x = 95,661.51 × 43,799.28
  4. Step 4: Simplify right side
    69,309.12x = 4,189,905,276.83
  5. Step 5: Solve for x
    x = 4,189,905,276.83/69,309.12
  6. Step 6: Final answer
    x = 60,452.44

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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.