Home / 51,899.52-71,596.48-49,887.68

Finding the Fourth Proportional to 51,899.52, 71,596.48 and 49,887.68

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Solution

The fourth proportional to 51,899.52, 71,596.48 and 49,887.68 is: 68,821.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,899.52 : 71,596.48 = 49,887.68 : x
  2. Step 2: Convert to fraction form
    51,899.52/71,596.48 = 49,887.68/x
  3. Step 3: Cross multiply
    51,899.52x = 71,596.48 × 49,887.68
  4. Step 4: Simplify right side
    51,899.52x = 3,571,782,283.37
  5. Step 5: Solve for x
    x = 3,571,782,283.37/51,899.52
  6. Step 6: Final answer
    x = 68,821.10

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1.5x scale

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.