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Finding the Fourth Proportional to 63,257.80, 94,689.84 and 39,835.04

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Solution

The fourth proportional to 63,257.80, 94,689.84 and 39,835.04 is: 59,628.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,257.80 : 94,689.84 = 39,835.04 : x
  2. Step 2: Convert to fraction form
    63,257.80/94,689.84 = 39,835.04/x
  3. Step 3: Cross multiply
    63,257.80x = 94,689.84 × 39,835.04
  4. Step 4: Simplify right side
    63,257.80x = 3,771,973,563.99
  5. Step 5: Solve for x
    x = 3,771,973,563.99/63,257.80
  6. Step 6: Final answer
    x = 59,628.59

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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.