Home / 133,517.32-200,282.12-74,308.38

Finding the Fourth Proportional to 133,517.32, 200,282.12 and 74,308.38

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Solution

The fourth proportional to 133,517.32, 200,282.12 and 74,308.38 is: 111,465.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,517.32 : 200,282.12 = 74,308.38 : x
  2. Step 2: Convert to fraction form
    133,517.32/200,282.12 = 74,308.38/x
  3. Step 3: Cross multiply
    133,517.32x = 200,282.12 × 74,308.38
  4. Step 4: Simplify right side
    133,517.32x = 14,882,639,880.17
  5. Step 5: Solve for x
    x = 14,882,639,880.17/133,517.32
  6. Step 6: Final answer
    x = 111,465.99

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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.