Home / 55,392.98-76,441.92-30,242.48

Finding the Fourth Proportional to 55,392.98, 76,441.92 and 30,242.48

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Solution

The fourth proportional to 55,392.98, 76,441.92 and 30,242.48 is: 41,734.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,392.98 : 76,441.92 = 30,242.48 : x
  2. Step 2: Convert to fraction form
    55,392.98/76,441.92 = 30,242.48/x
  3. Step 3: Cross multiply
    55,392.98x = 76,441.92 × 30,242.48
  4. Step 4: Simplify right side
    55,392.98x = 2,311,793,427.87
  5. Step 5: Solve for x
    x = 2,311,793,427.87/55,392.98
  6. Step 6: Final answer
    x = 41,734.41

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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.