Home / 55,689.91-76,845.18-35,558.57

Finding the Fourth Proportional to 55,689.91, 76,845.18 and 35,558.57

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Solution

The fourth proportional to 55,689.91, 76,845.18 and 35,558.57 is: 49,066.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,689.91 : 76,845.18 = 35,558.57 : x
  2. Step 2: Convert to fraction form
    55,689.91/76,845.18 = 35,558.57/x
  3. Step 3: Cross multiply
    55,689.91x = 76,845.18 × 35,558.57
  4. Step 4: Simplify right side
    55,689.91x = 2,732,504,904.31
  5. Step 5: Solve for x
    x = 2,732,504,904.31/55,689.91
  6. Step 6: Final answer
    x = 49,066.43

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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.