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Finding the Fourth Proportional to 167,727.60, 251,623.80 and 49,402.80

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Solution

The fourth proportional to 167,727.60, 251,623.80 and 49,402.80 is: 74,113.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,727.60 : 251,623.80 = 49,402.80 : x
  2. Step 2: Convert to fraction form
    167,727.60/251,623.80 = 49,402.80/x
  3. Step 3: Cross multiply
    167,727.60x = 251,623.80 × 49,402.80
  4. Step 4: Simplify right side
    167,727.60x = 12,430,920,266.64
  5. Step 5: Solve for x
    x = 12,430,920,266.64/167,727.60
  6. Step 6: Final answer
    x = 74,113.74

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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.