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Finding the Fourth Proportional to 143,841.85, 215,754.99 and 44,002.04

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Solution

The fourth proportional to 143,841.85, 215,754.99 and 44,002.04 is: 66,000.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,841.85 : 215,754.99 = 44,002.04 : x
  2. Step 2: Convert to fraction form
    143,841.85/215,754.99 = 44,002.04/x
  3. Step 3: Cross multiply
    143,841.85x = 215,754.99 × 44,002.04
  4. Step 4: Simplify right side
    143,841.85x = 9,493,658,703.91
  5. Step 5: Solve for x
    x = 9,493,658,703.91/143,841.85
  6. Step 6: Final answer
    x = 66,000.67

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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.