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Finding the Fourth Proportional to 64,311.53, 96,451.70 and 26,851.25

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Solution

The fourth proportional to 64,311.53, 96,451.70 and 26,851.25 is: 40,270.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,311.53 : 96,451.70 = 26,851.25 : x
  2. Step 2: Convert to fraction form
    64,311.53/96,451.70 = 26,851.25/x
  3. Step 3: Cross multiply
    64,311.53x = 96,451.70 × 26,851.25
  4. Step 4: Simplify right side
    64,311.53x = 2,589,848,093.11
  5. Step 5: Solve for x
    x = 2,589,848,093.11/64,311.53
  6. Step 6: Final answer
    x = 40,270.36

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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.