Home / 143,191.64-214,826.34-43,355.18

Finding the Fourth Proportional to 143,191.64, 214,826.34 and 43,355.18

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Solution

The fourth proportional to 143,191.64, 214,826.34 and 43,355.18 is: 65,044.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,191.64 : 214,826.34 = 43,355.18 : x
  2. Step 2: Convert to fraction form
    143,191.64/214,826.34 = 43,355.18/x
  3. Step 3: Cross multiply
    143,191.64x = 214,826.34 × 43,355.18
  4. Step 4: Simplify right side
    143,191.64x = 9,313,834,639.44
  5. Step 5: Solve for x
    x = 9,313,834,639.44/143,191.64
  6. Step 6: Final answer
    x = 65,044.54

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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.