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Finding the Fourth Proportional to 63,237, 94,871.10 and 18,863.08

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Solution

The fourth proportional to 63,237, 94,871.10 and 18,863.08 is: 28,299.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,237 : 94,871.10 = 18,863.08 : x
  2. Step 2: Convert to fraction form
    63,237/94,871.10 = 18,863.08/x
  3. Step 3: Cross multiply
    63,237x = 94,871.10 × 18,863.08
  4. Step 4: Simplify right side
    63,237x = 1,789,561,148.99
  5. Step 5: Solve for x
    x = 1,789,561,148.99/63,237
  6. Step 6: Final answer
    x = 28,299.27

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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.