Home / 49,464.14-74,135.34-28,134.76

Finding the Fourth Proportional to 49,464.14, 74,135.34 and 28,134.76

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Solution

The fourth proportional to 49,464.14, 74,135.34 and 28,134.76 is: 42,167.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,464.14 : 74,135.34 = 28,134.76 : x
  2. Step 2: Convert to fraction form
    49,464.14/74,135.34 = 28,134.76/x
  3. Step 3: Cross multiply
    49,464.14x = 74,135.34 × 28,134.76
  4. Step 4: Simplify right side
    49,464.14x = 2,085,779,998.42
  5. Step 5: Solve for x
    x = 2,085,779,998.42/49,464.14
  6. Step 6: Final answer
    x = 42,167.52

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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.