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Finding the Fourth Proportional to 44,809.61, 67,188.51 and 26,815.77

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Solution

The fourth proportional to 44,809.61, 67,188.51 and 26,815.77 is: 40,208.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,809.61 : 67,188.51 = 26,815.77 : x
  2. Step 2: Convert to fraction form
    44,809.61/67,188.51 = 26,815.77/x
  3. Step 3: Cross multiply
    44,809.61x = 67,188.51 × 26,815.77
  4. Step 4: Simplify right side
    44,809.61x = 1,801,711,630.80
  5. Step 5: Solve for x
    x = 1,801,711,630.80/44,809.61
  6. Step 6: Final answer
    x = 40,208.16

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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.