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Finding the Fourth Proportional to 63,302.98, 94,967.25 and 28,242.64

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Solution

The fourth proportional to 63,302.98, 94,967.25 and 28,242.64 is: 42,369.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,302.98 : 94,967.25 = 28,242.64 : x
  2. Step 2: Convert to fraction form
    63,302.98/94,967.25 = 28,242.64/x
  3. Step 3: Cross multiply
    63,302.98x = 94,967.25 × 28,242.64
  4. Step 4: Simplify right side
    63,302.98x = 2,682,125,853.54
  5. Step 5: Solve for x
    x = 2,682,125,853.54/63,302.98
  6. Step 6: Final answer
    x = 42,369.66

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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.