Home / 75,714.17-104,486.25-41,723.87

Finding the Fourth Proportional to 75,714.17, 104,486.25 and 41,723.87

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Solution

The fourth proportional to 75,714.17, 104,486.25 and 41,723.87 is: 57,579.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,714.17 : 104,486.25 = 41,723.87 : x
  2. Step 2: Convert to fraction form
    75,714.17/104,486.25 = 41,723.87/x
  3. Step 3: Cross multiply
    75,714.17x = 104,486.25 × 41,723.87
  4. Step 4: Simplify right side
    75,714.17x = 4,359,570,711.79
  5. Step 5: Solve for x
    x = 4,359,570,711.79/75,714.17
  6. Step 6: Final answer
    x = 57,579.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.