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Finding the Fourth Proportional to 64,548.36, 96,819.90 and 22,437.99

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Solution

The fourth proportional to 64,548.36, 96,819.90 and 22,437.99 is: 33,656.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,548.36 : 96,819.90 = 22,437.99 : x
  2. Step 2: Convert to fraction form
    64,548.36/96,819.90 = 22,437.99/x
  3. Step 3: Cross multiply
    64,548.36x = 96,819.90 × 22,437.99
  4. Step 4: Simplify right side
    64,548.36x = 2,172,443,948.00
  5. Step 5: Solve for x
    x = 2,172,443,948.00/64,548.36
  6. Step 6: Final answer
    x = 33,656.07

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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.