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Finding the Fourth Proportional to 367,068.46, 550,543.80 and 100,766.80

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Solution

The fourth proportional to 367,068.46, 550,543.80 and 100,766.80 is: 151,134.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,068.46 : 550,543.80 = 100,766.80 : x
  2. Step 2: Convert to fraction form
    367,068.46/550,543.80 = 100,766.80/x
  3. Step 3: Cross multiply
    367,068.46x = 550,543.80 × 100,766.80
  4. Step 4: Simplify right side
    367,068.46x = 55,476,536,985.84
  5. Step 5: Solve for x
    x = 55,476,536,985.84/367,068.46
  6. Step 6: Final answer
    x = 151,134.03

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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.