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Finding the Fourth Proportional to 45,198.84, 67,732.74 and 32,076.84

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Solution

The fourth proportional to 45,198.84, 67,732.74 and 32,076.84 is: 48,068.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,198.84 : 67,732.74 = 32,076.84 : x
  2. Step 2: Convert to fraction form
    45,198.84/67,732.74 = 32,076.84/x
  3. Step 3: Cross multiply
    45,198.84x = 67,732.74 × 32,076.84
  4. Step 4: Simplify right side
    45,198.84x = 2,172,652,263.74
  5. Step 5: Solve for x
    x = 2,172,652,263.74/45,198.84
  6. Step 6: Final answer
    x = 48,068.76

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1.5x scale

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.