Home / 75,748.30-113,457.21-62,451.34

Finding the Fourth Proportional to 75,748.30, 113,457.21 and 62,451.34

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Solution

The fourth proportional to 75,748.30, 113,457.21 and 62,451.34 is: 93,540.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,748.30 : 113,457.21 = 62,451.34 : x
  2. Step 2: Convert to fraction form
    75,748.30/113,457.21 = 62,451.34/x
  3. Step 3: Cross multiply
    75,748.30x = 113,457.21 × 62,451.34
  4. Step 4: Simplify right side
    75,748.30x = 7,085,554,797.16
  5. Step 5: Solve for x
    x = 7,085,554,797.16/75,748.30
  6. Step 6: Final answer
    x = 93,540.78

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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.