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Finding the Fourth Proportional to 67,362.57, 101,043.86 and 29,913.84

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Solution

The fourth proportional to 67,362.57, 101,043.86 and 29,913.84 is: 44,870.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,362.57 : 101,043.86 = 29,913.84 : x
  2. Step 2: Convert to fraction form
    67,362.57/101,043.86 = 29,913.84/x
  3. Step 3: Cross multiply
    67,362.57x = 101,043.86 × 29,913.84
  4. Step 4: Simplify right side
    67,362.57x = 3,022,609,711.45
  5. Step 5: Solve for x
    x = 3,022,609,711.45/67,362.57
  6. Step 6: Final answer
    x = 44,870.76

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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.