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Finding the Fourth Proportional to 64,558.80, 96,658.56 and 32,900.60

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Solution

The fourth proportional to 64,558.80, 96,658.56 and 32,900.60 is: 49,259.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,558.80 : 96,658.56 = 32,900.60 : x
  2. Step 2: Convert to fraction form
    64,558.80/96,658.56 = 32,900.60/x
  3. Step 3: Cross multiply
    64,558.80x = 96,658.56 × 32,900.60
  4. Step 4: Simplify right side
    64,558.80x = 3,180,124,135.84
  5. Step 5: Solve for x
    x = 3,180,124,135.84/64,558.80
  6. Step 6: Final answer
    x = 49,259.34

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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.