Home / 57,929.21-86,744.87-40,134.52

Finding the Fourth Proportional to 57,929.21, 86,744.87 and 40,134.52

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Solution

The fourth proportional to 57,929.21, 86,744.87 and 40,134.52 is: 60,098.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,929.21 : 86,744.87 = 40,134.52 : x
  2. Step 2: Convert to fraction form
    57,929.21/86,744.87 = 40,134.52/x
  3. Step 3: Cross multiply
    57,929.21x = 86,744.87 × 40,134.52
  4. Step 4: Simplify right side
    57,929.21x = 3,481,463,719.91
  5. Step 5: Solve for x
    x = 3,481,463,719.91/57,929.21
  6. Step 6: Final answer
    x = 60,098.59

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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.