Home / 65,028.30-89,749.26-47,116.77

Finding the Fourth Proportional to 65,028.30, 89,749.26 and 47,116.77

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Solution

The fourth proportional to 65,028.30, 89,749.26 and 47,116.77 is: 65,028.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,028.30 : 89,749.26 = 47,116.77 : x
  2. Step 2: Convert to fraction form
    65,028.30/89,749.26 = 47,116.77/x
  3. Step 3: Cross multiply
    65,028.30x = 89,749.26 × 47,116.77
  4. Step 4: Simplify right side
    65,028.30x = 4,228,695,241.09
  5. Step 5: Solve for x
    x = 4,228,695,241.09/65,028.30
  6. Step 6: Final answer
    x = 65,028.54

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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.