Home / 55,334.98-76,362.51-30,185.02

Finding the Fourth Proportional to 55,334.98, 76,362.51 and 30,185.02

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Solution

The fourth proportional to 55,334.98, 76,362.51 and 30,185.02 is: 41,655.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,334.98 : 76,362.51 = 30,185.02 : x
  2. Step 2: Convert to fraction form
    55,334.98/76,362.51 = 30,185.02/x
  3. Step 3: Cross multiply
    55,334.98x = 76,362.51 × 30,185.02
  4. Step 4: Simplify right side
    55,334.98x = 2,305,003,891.60
  5. Step 5: Solve for x
    x = 2,305,003,891.60/55,334.98
  6. Step 6: Final answer
    x = 41,655.46

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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.