Home / 76,564.09-114,806.58-34,408.14

Finding the Fourth Proportional to 76,564.09, 114,806.58 and 34,408.14

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Solution

The fourth proportional to 76,564.09, 114,806.58 and 34,408.14 is: 51,594.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,564.09 : 114,806.58 = 34,408.14 : x
  2. Step 2: Convert to fraction form
    76,564.09/114,806.58 = 34,408.14/x
  3. Step 3: Cross multiply
    76,564.09x = 114,806.58 × 34,408.14
  4. Step 4: Simplify right side
    76,564.09x = 3,950,281,157.34
  5. Step 5: Solve for x
    x = 3,950,281,157.34/76,564.09
  6. Step 6: Final answer
    x = 51,594.44

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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.