Home / 62,185.03-85,829.18-39,519.60

Finding the Fourth Proportional to 62,185.03, 85,829.18 and 39,519.60

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Solution

The fourth proportional to 62,185.03, 85,829.18 and 39,519.60 is: 54,545.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,185.03 : 85,829.18 = 39,519.60 : x
  2. Step 2: Convert to fraction form
    62,185.03/85,829.18 = 39,519.60/x
  3. Step 3: Cross multiply
    62,185.03x = 85,829.18 × 39,519.60
  4. Step 4: Simplify right side
    62,185.03x = 3,391,934,861.93
  5. Step 5: Solve for x
    x = 3,391,934,861.93/62,185.03
  6. Step 6: Final answer
    x = 54,545.84

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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.