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Finding the Fourth Proportional to 244,689.82, 366,916.07 and 143,520.93

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Solution

The fourth proportional to 244,689.82, 366,916.07 and 143,520.93 is: 215,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,689.82 : 366,916.07 = 143,520.93 : x
  2. Step 2: Convert to fraction form
    244,689.82/366,916.07 = 143,520.93/x
  3. Step 3: Cross multiply
    244,689.82x = 366,916.07 × 143,520.93
  4. Step 4: Simplify right side
    244,689.82x = 52,660,136,794.88
  5. Step 5: Solve for x
    x = 52,660,136,794.88/244,689.82
  6. Step 6: Final answer
    x = 215,211.80

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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.