Home / 143,267.20-214,888.41-48,495.34

Finding the Fourth Proportional to 143,267.20, 214,888.41 and 48,495.34

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Solution

The fourth proportional to 143,267.20, 214,888.41 and 48,495.34 is: 72,738.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,267.20 : 214,888.41 = 48,495.34 : x
  2. Step 2: Convert to fraction form
    143,267.20/214,888.41 = 48,495.34/x
  3. Step 3: Cross multiply
    143,267.20x = 214,888.41 × 48,495.34
  4. Step 4: Simplify right side
    143,267.20x = 10,421,086,773.62
  5. Step 5: Solve for x
    x = 10,421,086,773.62/143,267.20
  6. Step 6: Final answer
    x = 72,738.82

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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.