Home / 134,665.70-201,998.55-45,911.30

Finding the Fourth Proportional to 134,665.70, 201,998.55 and 45,911.30

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Solution

The fourth proportional to 134,665.70, 201,998.55 and 45,911.30 is: 68,866.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,665.70 : 201,998.55 = 45,911.30 : x
  2. Step 2: Convert to fraction form
    134,665.70/201,998.55 = 45,911.30/x
  3. Step 3: Cross multiply
    134,665.70x = 201,998.55 × 45,911.30
  4. Step 4: Simplify right side
    134,665.70x = 9,274,016,028.62
  5. Step 5: Solve for x
    x = 9,274,016,028.62/134,665.70
  6. Step 6: Final answer
    x = 68,866.95

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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.