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Finding the Fourth Proportional to 63,006.96, 86,930.96 and 37,492.88

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Solution

The fourth proportional to 63,006.96, 86,930.96 and 37,492.88 is: 51,729.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,006.96 : 86,930.96 = 37,492.88 : x
  2. Step 2: Convert to fraction form
    63,006.96/86,930.96 = 37,492.88/x
  3. Step 3: Cross multiply
    63,006.96x = 86,930.96 × 37,492.88
  4. Step 4: Simplify right side
    63,006.96x = 3,259,291,429.45
  5. Step 5: Solve for x
    x = 3,259,291,429.45/63,006.96
  6. Step 6: Final answer
    x = 51,729.07

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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.