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Finding the Fourth Proportional to 64,346.51, 96,486.84 and 26,896.37

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Solution

The fourth proportional to 64,346.51, 96,486.84 and 26,896.37 is: 40,330.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,346.51 : 96,486.84 = 26,896.37 : x
  2. Step 2: Convert to fraction form
    64,346.51/96,486.84 = 26,896.37/x
  3. Step 3: Cross multiply
    64,346.51x = 96,486.84 × 26,896.37
  4. Step 4: Simplify right side
    64,346.51x = 2,595,145,266.34
  5. Step 5: Solve for x
    x = 2,595,145,266.34/64,346.51
  6. Step 6: Final answer
    x = 40,330.79

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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.