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Finding the Fourth Proportional to 64,032, 96,055.67 and 19,652.94

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Solution

The fourth proportional to 64,032, 96,055.67 and 19,652.94 is: 29,481.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,032 : 96,055.67 = 19,652.94 : x
  2. Step 2: Convert to fraction form
    64,032/96,055.67 = 19,652.94/x
  3. Step 3: Cross multiply
    64,032x = 96,055.67 × 19,652.94
  4. Step 4: Simplify right side
    64,032x = 1,887,776,220.91
  5. Step 5: Solve for x
    x = 1,887,776,220.91/64,032
  6. Step 6: Final answer
    x = 29,481.76

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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.