Home / 55,241.04-76,234.83-31,369.94

Finding the Fourth Proportional to 55,241.04, 76,234.83 and 31,369.94

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Solution

The fourth proportional to 55,241.04, 76,234.83 and 31,369.94 is: 43,291.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,241.04 : 76,234.83 = 31,369.94 : x
  2. Step 2: Convert to fraction form
    55,241.04/76,234.83 = 31,369.94/x
  3. Step 3: Cross multiply
    55,241.04x = 76,234.83 × 31,369.94
  4. Step 4: Simplify right side
    55,241.04x = 2,391,481,661.84
  5. Step 5: Solve for x
    x = 2,391,481,661.84/55,241.04
  6. Step 6: Final answer
    x = 43,291.76

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1.5x scale

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.