Home / 64,450.72-96,638.08-29,371.20

Finding the Fourth Proportional to 64,450.72, 96,638.08 and 29,371.20

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Solution

The fourth proportional to 64,450.72, 96,638.08 and 29,371.20 is: 44,039.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,450.72 : 96,638.08 = 29,371.20 : x
  2. Step 2: Convert to fraction form
    64,450.72/96,638.08 = 29,371.20/x
  3. Step 3: Cross multiply
    64,450.72x = 96,638.08 × 29,371.20
  4. Step 4: Simplify right side
    64,450.72x = 2,838,376,375.30
  5. Step 5: Solve for x
    x = 2,838,376,375.30/64,450.72
  6. Step 6: Final answer
    x = 44,039.48

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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.