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Finding the Fourth Proportional to 59,556, 82,189.68 and 32,699.60

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Solution

The fourth proportional to 59,556, 82,189.68 and 32,699.60 is: 45,126.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,556 : 82,189.68 = 32,699.60 : x
  2. Step 2: Convert to fraction form
    59,556/82,189.68 = 32,699.60/x
  3. Step 3: Cross multiply
    59,556x = 82,189.68 × 32,699.60
  4. Step 4: Simplify right side
    59,556x = 2,687,569,660.13
  5. Step 5: Solve for x
    x = 2,687,569,660.13/59,556
  6. Step 6: Final answer
    x = 45,126.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.