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Finding the Fourth Proportional to 65,675.89, 98,562.45 and 48,847.33

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Solution

The fourth proportional to 65,675.89, 98,562.45 and 48,847.33 is: 73,307.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,675.89 : 98,562.45 = 48,847.33 : x
  2. Step 2: Convert to fraction form
    65,675.89/98,562.45 = 48,847.33/x
  3. Step 3: Cross multiply
    65,675.89x = 98,562.45 × 48,847.33
  4. Step 4: Simplify right side
    65,675.89x = 4,814,512,520.76
  5. Step 5: Solve for x
    x = 4,814,512,520.76/65,675.89
  6. Step 6: Final answer
    x = 73,307.15

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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.