Home / 91,047.26-125,644.77-52,814.54

Finding the Fourth Proportional to 91,047.26, 125,644.77 and 52,814.54

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Solution

The fourth proportional to 91,047.26, 125,644.77 and 52,814.54 is: 72,883.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,047.26 : 125,644.77 = 52,814.54 : x
  2. Step 2: Convert to fraction form
    91,047.26/125,644.77 = 52,814.54/x
  3. Step 3: Cross multiply
    91,047.26x = 125,644.77 × 52,814.54
  4. Step 4: Simplify right side
    91,047.26x = 6,635,870,730.96
  5. Step 5: Solve for x
    x = 6,635,870,730.96/91,047.26
  6. Step 6: Final answer
    x = 72,883.80

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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.