Home / 65,749.21-98,648.66-39,472.27

Finding the Fourth Proportional to 65,749.21, 98,648.66 and 39,472.27

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Solution

The fourth proportional to 65,749.21, 98,648.66 and 39,472.27 is: 59,223.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,749.21 : 98,648.66 = 39,472.27 : x
  2. Step 2: Convert to fraction form
    65,749.21/98,648.66 = 39,472.27/x
  3. Step 3: Cross multiply
    65,749.21x = 98,648.66 × 39,472.27
  4. Step 4: Simplify right side
    65,749.21x = 3,893,886,542.66
  5. Step 5: Solve for x
    x = 3,893,886,542.66/65,749.21
  6. Step 6: Final answer
    x = 59,223.32

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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.