Home / 69,487-95,971.26-47,092.12

Finding the Fourth Proportional to 69,487, 95,971.26 and 47,092.12

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Solution

The fourth proportional to 69,487, 95,971.26 and 47,092.12 is: 65,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,487 : 95,971.26 = 47,092.12 : x
  2. Step 2: Convert to fraction form
    69,487/95,971.26 = 47,092.12/x
  3. Step 3: Cross multiply
    69,487x = 95,971.26 × 47,092.12
  4. Step 4: Simplify right side
    69,487x = 4,519,490,092.47
  5. Step 5: Solve for x
    x = 4,519,490,092.47/69,487
  6. Step 6: Final answer
    x = 65,040.80

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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.