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Finding the Fourth Proportional to 63,549, 95,304.30 and 19,172.04

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Solution

The fourth proportional to 63,549, 95,304.30 and 19,172.04 is: 28,752.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,549 : 95,304.30 = 19,172.04 : x
  2. Step 2: Convert to fraction form
    63,549/95,304.30 = 19,172.04/x
  3. Step 3: Cross multiply
    63,549x = 95,304.30 × 19,172.04
  4. Step 4: Simplify right side
    63,549x = 1,827,177,851.77
  5. Step 5: Solve for x
    x = 1,827,177,851.77/63,549
  6. Step 6: Final answer
    x = 28,752.27

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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.