Home / 143,014.20-214,474.04-48,218.82

Finding the Fourth Proportional to 143,014.20, 214,474.04 and 48,218.82

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Solution

The fourth proportional to 143,014.20, 214,474.04 and 48,218.82 is: 72,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,014.20 : 214,474.04 = 48,218.82 : x
  2. Step 2: Convert to fraction form
    143,014.20/214,474.04 = 48,218.82/x
  3. Step 3: Cross multiply
    143,014.20x = 214,474.04 × 48,218.82
  4. Step 4: Simplify right side
    143,014.20x = 10,341,685,129.43
  5. Step 5: Solve for x
    x = 10,341,685,129.43/143,014.20
  6. Step 6: Final answer
    x = 72,312.30

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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.