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Finding the Fourth Proportional to 65,350.88, 97,835.90 and 48,558.31

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Solution

The fourth proportional to 65,350.88, 97,835.90 and 48,558.31 is: 72,695.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,350.88 : 97,835.90 = 48,558.31 : x
  2. Step 2: Convert to fraction form
    65,350.88/97,835.90 = 48,558.31/x
  3. Step 3: Cross multiply
    65,350.88x = 97,835.90 × 48,558.31
  4. Step 4: Simplify right side
    65,350.88x = 4,750,746,022.25
  5. Step 5: Solve for x
    x = 4,750,746,022.25/65,350.88
  6. Step 6: Final answer
    x = 72,695.98

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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.