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Finding the Fourth Proportional to 63,087.36, 94,631.04 and 35,404.80

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Solution

The fourth proportional to 63,087.36, 94,631.04 and 35,404.80 is: 53,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,087.36 : 94,631.04 = 35,404.80 : x
  2. Step 2: Convert to fraction form
    63,087.36/94,631.04 = 35,404.80/x
  3. Step 3: Cross multiply
    63,087.36x = 94,631.04 × 35,404.80
  4. Step 4: Simplify right side
    63,087.36x = 3,350,393,044.99
  5. Step 5: Solve for x
    x = 3,350,393,044.99/63,087.36
  6. Step 6: Final answer
    x = 53,107.20

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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.