Home / 135,711.12-203,563.62-46,959.27

Finding the Fourth Proportional to 135,711.12, 203,563.62 and 46,959.27

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Solution

The fourth proportional to 135,711.12, 203,563.62 and 46,959.27 is: 70,437.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,711.12 : 203,563.62 = 46,959.27 : x
  2. Step 2: Convert to fraction form
    135,711.12/203,563.62 = 46,959.27/x
  3. Step 3: Cross multiply
    135,711.12x = 203,563.62 × 46,959.27
  4. Step 4: Simplify right side
    135,711.12x = 9,559,198,993.76
  5. Step 5: Solve for x
    x = 9,559,198,993.76/135,711.12
  6. Step 6: Final answer
    x = 70,437.85

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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.