Home / 135,015.80-202,552.38-46,245.47

Finding the Fourth Proportional to 135,015.80, 202,552.38 and 46,245.47

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Solution

The fourth proportional to 135,015.80, 202,552.38 and 46,245.47 is: 69,378.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,015.80 : 202,552.38 = 46,245.47 : x
  2. Step 2: Convert to fraction form
    135,015.80/202,552.38 = 46,245.47/x
  3. Step 3: Cross multiply
    135,015.80x = 202,552.38 × 46,245.47
  4. Step 4: Simplify right side
    135,015.80x = 9,367,128,999.96
  5. Step 5: Solve for x
    x = 9,367,128,999.96/135,015.80
  6. Step 6: Final answer
    x = 69,378.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.