Home / 135,458.90-203,198.09-46,711.13

Finding the Fourth Proportional to 135,458.90, 203,198.09 and 46,711.13

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Solution

The fourth proportional to 135,458.90, 203,198.09 and 46,711.13 is: 70,070.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,458.90 : 203,198.09 = 46,711.13 : x
  2. Step 2: Convert to fraction form
    135,458.90/203,198.09 = 46,711.13/x
  3. Step 3: Cross multiply
    135,458.90x = 203,198.09 × 46,711.13
  4. Step 4: Simplify right side
    135,458.90x = 9,491,611,381.75
  5. Step 5: Solve for x
    x = 9,491,611,381.75/135,458.90
  6. Step 6: Final answer
    x = 70,070.05

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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.