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Finding the Fourth Proportional to 64,659.26, 96,964.70 and 22,528.53

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Solution

The fourth proportional to 64,659.26, 96,964.70 and 22,528.53 is: 33,784.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,659.26 : 96,964.70 = 22,528.53 : x
  2. Step 2: Convert to fraction form
    64,659.26/96,964.70 = 22,528.53/x
  3. Step 3: Cross multiply
    64,659.26x = 96,964.70 × 22,528.53
  4. Step 4: Simplify right side
    64,659.26x = 2,184,472,040.25
  5. Step 5: Solve for x
    x = 2,184,472,040.25/64,659.26
  6. Step 6: Final answer
    x = 33,784.36

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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.