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Finding the Fourth Proportional to 49,534.40, 74,301.60 and 32,916.80

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Solution

The fourth proportional to 49,534.40, 74,301.60 and 32,916.80 is: 49,375.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,534.40 : 74,301.60 = 32,916.80 : x
  2. Step 2: Convert to fraction form
    49,534.40/74,301.60 = 32,916.80/x
  3. Step 3: Cross multiply
    49,534.40x = 74,301.60 × 32,916.80
  4. Step 4: Simplify right side
    49,534.40x = 2,445,770,906.88
  5. Step 5: Solve for x
    x = 2,445,770,906.88/49,534.40
  6. Step 6: Final answer
    x = 49,375.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.