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Finding the Fourth Proportional to 50,676.81, 75,901.03 and 39,341.91

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Solution

The fourth proportional to 50,676.81, 75,901.03 and 39,341.91 is: 58,924.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,676.81 : 75,901.03 = 39,341.91 : x
  2. Step 2: Convert to fraction form
    50,676.81/75,901.03 = 39,341.91/x
  3. Step 3: Cross multiply
    50,676.81x = 75,901.03 × 39,341.91
  4. Step 4: Simplify right side
    50,676.81x = 2,986,091,442.18
  5. Step 5: Solve for x
    x = 2,986,091,442.18/50,676.81
  6. Step 6: Final answer
    x = 58,924.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.