Home / 55,392.48-76,441.23-30,241.98

Finding the Fourth Proportional to 55,392.48, 76,441.23 and 30,241.98

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Solution

The fourth proportional to 55,392.48, 76,441.23 and 30,241.98 is: 41,733.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,392.48 : 76,441.23 = 30,241.98 : x
  2. Step 2: Convert to fraction form
    55,392.48/76,441.23 = 30,241.98/x
  3. Step 3: Cross multiply
    55,392.48x = 76,441.23 × 30,241.98
  4. Step 4: Simplify right side
    55,392.48x = 2,311,734,148.84
  5. Step 5: Solve for x
    x = 2,311,734,148.84/55,392.48
  6. Step 6: Final answer
    x = 41,733.72

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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.