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Finding the Fourth Proportional to 62,182.56, 85,809.76 and 33,887.68

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Solution

The fourth proportional to 62,182.56, 85,809.76 and 33,887.68 is: 46,763.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,182.56 : 85,809.76 = 33,887.68 : x
  2. Step 2: Convert to fraction form
    62,182.56/85,809.76 = 33,887.68/x
  3. Step 3: Cross multiply
    62,182.56x = 85,809.76 × 33,887.68
  4. Step 4: Simplify right side
    62,182.56x = 2,907,893,687.76
  5. Step 5: Solve for x
    x = 2,907,893,687.76/62,182.56
  6. Step 6: Final answer
    x = 46,763.81

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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.