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Finding the Fourth Proportional to 61,308.60, 91,984.76 and 35,035.44

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Solution

The fourth proportional to 61,308.60, 91,984.76 and 35,035.44 is: 52,565.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,308.60 : 91,984.76 = 35,035.44 : x
  2. Step 2: Convert to fraction form
    61,308.60/91,984.76 = 35,035.44/x
  3. Step 3: Cross multiply
    61,308.60x = 91,984.76 × 35,035.44
  4. Step 4: Simplify right side
    61,308.60x = 3,222,726,539.89
  5. Step 5: Solve for x
    x = 3,222,726,539.89/61,308.60
  6. Step 6: Final answer
    x = 52,565.65

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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.