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Finding the Fourth Proportional to 45,043.50, 67,711.05 and 41,797.02

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Solution

The fourth proportional to 45,043.50, 67,711.05 and 41,797.02 is: 62,830.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,043.50 : 67,711.05 = 41,797.02 : x
  2. Step 2: Convert to fraction form
    45,043.50/67,711.05 = 41,797.02/x
  3. Step 3: Cross multiply
    45,043.50x = 67,711.05 × 41,797.02
  4. Step 4: Simplify right side
    45,043.50x = 2,830,120,111.07
  5. Step 5: Solve for x
    x = 2,830,120,111.07/45,043.50
  6. Step 6: Final answer
    x = 62,830.82

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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.