Home / 199,709.37-275,601.14-109,068.01

Finding the Fourth Proportional to 199,709.37, 275,601.14 and 109,068.01

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Solution

The fourth proportional to 199,709.37, 275,601.14 and 109,068.01 is: 150,515.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,709.37 : 275,601.14 = 109,068.01 : x
  2. Step 2: Convert to fraction form
    199,709.37/275,601.14 = 109,068.01/x
  3. Step 3: Cross multiply
    199,709.37x = 275,601.14 × 109,068.01
  4. Step 4: Simplify right side
    199,709.37x = 30,059,267,893.53
  5. Step 5: Solve for x
    x = 30,059,267,893.53/199,709.37
  6. Step 6: Final answer
    x = 150,515.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.