Home / 74,604.91-111,913.50-32,486.38

Finding the Fourth Proportional to 74,604.91, 111,913.50 and 32,486.38

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Solution

The fourth proportional to 74,604.91, 111,913.50 and 32,486.38 is: 48,732.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,604.91 : 111,913.50 = 32,486.38 : x
  2. Step 2: Convert to fraction form
    74,604.91/111,913.50 = 32,486.38/x
  3. Step 3: Cross multiply
    74,604.91x = 111,913.50 × 32,486.38
  4. Step 4: Simplify right side
    74,604.91x = 3,635,664,488.13
  5. Step 5: Solve for x
    x = 3,635,664,488.13/74,604.91
  6. Step 6: Final answer
    x = 48,732.24

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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.