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Finding the Fourth Proportional to 64,117.60, 96,099.60 and 32,936.80

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Solution

The fourth proportional to 64,117.60, 96,099.60 and 32,936.80 is: 49,365.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,117.60 : 96,099.60 = 32,936.80 : x
  2. Step 2: Convert to fraction form
    64,117.60/96,099.60 = 32,936.80/x
  3. Step 3: Cross multiply
    64,117.60x = 96,099.60 × 32,936.80
  4. Step 4: Simplify right side
    64,117.60x = 3,165,213,305.28
  5. Step 5: Solve for x
    x = 3,165,213,305.28/64,117.60
  6. Step 6: Final answer
    x = 49,365.75

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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.