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Finding the Fourth Proportional to 62,180.70, 85,809.48 and 33,886.38

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Solution

The fourth proportional to 62,180.70, 85,809.48 and 33,886.38 is: 46,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,180.70 : 85,809.48 = 33,886.38 : x
  2. Step 2: Convert to fraction form
    62,180.70/85,809.48 = 33,886.38/x
  3. Step 3: Cross multiply
    62,180.70x = 85,809.48 × 33,886.38
  4. Step 4: Simplify right side
    62,180.70x = 2,907,772,646.88
  5. Step 5: Solve for x
    x = 2,907,772,646.88/62,180.70
  6. Step 6: Final answer
    x = 46,763.27

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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.