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Finding the Fourth Proportional to 40,672.40, 60,927.60 and 35,801.60

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Solution

The fourth proportional to 40,672.40, 60,927.60 and 35,801.60 is: 53,631.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,672.40 : 60,927.60 = 35,801.60 : x
  2. Step 2: Convert to fraction form
    40,672.40/60,927.60 = 35,801.60/x
  3. Step 3: Cross multiply
    40,672.40x = 60,927.60 × 35,801.60
  4. Step 4: Simplify right side
    40,672.40x = 2,181,305,564.16
  5. Step 5: Solve for x
    x = 2,181,305,564.16/40,672.40
  6. Step 6: Final answer
    x = 53,631.10

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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.