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Finding the Fourth Proportional to 134,201.84, 201,136.57 and 67,605.64

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Solution

The fourth proportional to 134,201.84, 201,136.57 and 67,605.64 is: 101,324.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,201.84 : 201,136.57 = 67,605.64 : x
  2. Step 2: Convert to fraction form
    134,201.84/201,136.57 = 67,605.64/x
  3. Step 3: Cross multiply
    134,201.84x = 201,136.57 × 67,605.64
  4. Step 4: Simplify right side
    134,201.84x = 13,597,965,870.40
  5. Step 5: Solve for x
    x = 13,597,965,870.40/134,201.84
  6. Step 6: Final answer
    x = 101,324.74

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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.