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Finding the Fourth Proportional to 64,225.44, 96,614.64 and 55,101.60

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Solution

The fourth proportional to 64,225.44, 96,614.64 and 55,101.60 is: 82,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,225.44 : 96,614.64 = 55,101.60 : x
  2. Step 2: Convert to fraction form
    64,225.44/96,614.64 = 55,101.60/x
  3. Step 3: Cross multiply
    64,225.44x = 96,614.64 × 55,101.60
  4. Step 4: Simplify right side
    64,225.44x = 5,323,621,247.42
  5. Step 5: Solve for x
    x = 5,323,621,247.42/64,225.44
  6. Step 6: Final answer
    x = 82,889.60

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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.