Home / 65,136.20-97,635.90-41,461.88

Finding the Fourth Proportional to 65,136.20, 97,635.90 and 41,461.88

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Solution

The fourth proportional to 65,136.20, 97,635.90 and 41,461.88 is: 62,149.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,136.20 : 97,635.90 = 41,461.88 : x
  2. Step 2: Convert to fraction form
    65,136.20/97,635.90 = 41,461.88/x
  3. Step 3: Cross multiply
    65,136.20x = 97,635.90 × 41,461.88
  4. Step 4: Simplify right side
    65,136.20x = 4,048,167,969.49
  5. Step 5: Solve for x
    x = 4,048,167,969.49/65,136.20
  6. Step 6: Final answer
    x = 62,149.28

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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.