Home / 110,082.43-165,011.57-43,431.07

Finding the Fourth Proportional to 110,082.43, 165,011.57 and 43,431.07

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Solution

The fourth proportional to 110,082.43, 165,011.57 and 43,431.07 is: 65,102.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,082.43 : 165,011.57 = 43,431.07 : x
  2. Step 2: Convert to fraction form
    110,082.43/165,011.57 = 43,431.07/x
  3. Step 3: Cross multiply
    110,082.43x = 165,011.57 × 43,431.07
  4. Step 4: Simplify right side
    110,082.43x = 7,166,628,830.32
  5. Step 5: Solve for x
    x = 7,166,628,830.32/110,082.43
  6. Step 6: Final answer
    x = 65,102.39

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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.