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Finding the Fourth Proportional to 64,530.72, 96,752.64 and 32,952

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Solution

The fourth proportional to 64,530.72, 96,752.64 and 32,952 is: 49,405.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,530.72 : 96,752.64 = 32,952 : x
  2. Step 2: Convert to fraction form
    64,530.72/96,752.64 = 32,952/x
  3. Step 3: Cross multiply
    64,530.72x = 96,752.64 × 32,952
  4. Step 4: Simplify right side
    64,530.72x = 3,188,192,993.28
  5. Step 5: Solve for x
    x = 3,188,192,993.28/64,530.72
  6. Step 6: Final answer
    x = 49,405.82

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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.