Home / 50,461.90-75,338.03-38,553.28

Finding the Fourth Proportional to 50,461.90, 75,338.03 and 38,553.28

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Solution

The fourth proportional to 50,461.90, 75,338.03 and 38,553.28 is: 57,558.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,461.90 : 75,338.03 = 38,553.28 : x
  2. Step 2: Convert to fraction form
    50,461.90/75,338.03 = 38,553.28/x
  3. Step 3: Cross multiply
    50,461.90x = 75,338.03 × 38,553.28
  4. Step 4: Simplify right side
    50,461.90x = 2,904,528,165.24
  5. Step 5: Solve for x
    x = 2,904,528,165.24/50,461.90
  6. Step 6: Final answer
    x = 57,558.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.