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Finding the Fourth Proportional to 63,270.77, 94,925.90 and 18,899.27

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Solution

The fourth proportional to 63,270.77, 94,925.90 and 18,899.27 is: 28,354.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,270.77 : 94,925.90 = 18,899.27 : x
  2. Step 2: Convert to fraction form
    63,270.77/94,925.90 = 18,899.27/x
  3. Step 3: Cross multiply
    63,270.77x = 94,925.90 × 18,899.27
  4. Step 4: Simplify right side
    63,270.77x = 1,794,030,356.91
  5. Step 5: Solve for x
    x = 1,794,030,356.91/63,270.77
  6. Step 6: Final answer
    x = 28,354.81

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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.