Home / 133,181.16-199,779.42-50,075.88

Finding the Fourth Proportional to 133,181.16, 199,779.42 and 50,075.88

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Solution

The fourth proportional to 133,181.16, 199,779.42 and 50,075.88 is: 75,116.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,181.16 : 199,779.42 = 50,075.88 : x
  2. Step 2: Convert to fraction form
    133,181.16/199,779.42 = 50,075.88/x
  3. Step 3: Cross multiply
    133,181.16x = 199,779.42 × 50,075.88
  4. Step 4: Simplify right side
    133,181.16x = 10,004,130,262.39
  5. Step 5: Solve for x
    x = 10,004,130,262.39/133,181.16
  6. Step 6: Final answer
    x = 75,116.71

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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.