Home / 143,217.30-214,862.34-101,179.50

Finding the Fourth Proportional to 143,217.30, 214,862.34 and 101,179.50

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Solution

The fourth proportional to 143,217.30, 214,862.34 and 101,179.50 is: 151,794.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,217.30 : 214,862.34 = 101,179.50 : x
  2. Step 2: Convert to fraction form
    143,217.30/214,862.34 = 101,179.50/x
  3. Step 3: Cross multiply
    143,217.30x = 214,862.34 × 101,179.50
  4. Step 4: Simplify right side
    143,217.30x = 21,739,664,130.03
  5. Step 5: Solve for x
    x = 21,739,664,130.03/143,217.30
  6. Step 6: Final answer
    x = 151,794.96

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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.