Home / 55,337.21-76,364.44-31,463.37

Finding the Fourth Proportional to 55,337.21, 76,364.44 and 31,463.37

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Solution

The fourth proportional to 55,337.21, 76,364.44 and 31,463.37 is: 43,418.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,337.21 : 76,364.44 = 31,463.37 : x
  2. Step 2: Convert to fraction form
    55,337.21/76,364.44 = 31,463.37/x
  3. Step 3: Cross multiply
    55,337.21x = 76,364.44 × 31,463.37
  4. Step 4: Simplify right side
    55,337.21x = 2,402,682,551.90
  5. Step 5: Solve for x
    x = 2,402,682,551.90/55,337.21
  6. Step 6: Final answer
    x = 43,418.93

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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.