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Finding the Fourth Proportional to 144,750.39, 217,099.13 and 39,568.38

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Solution

The fourth proportional to 144,750.39, 217,099.13 and 39,568.38 is: 59,345.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,750.39 : 217,099.13 = 39,568.38 : x
  2. Step 2: Convert to fraction form
    144,750.39/217,099.13 = 39,568.38/x
  3. Step 3: Cross multiply
    144,750.39x = 217,099.13 × 39,568.38
  4. Step 4: Simplify right side
    144,750.39x = 8,590,260,675.67
  5. Step 5: Solve for x
    x = 8,590,260,675.67/144,750.39
  6. Step 6: Final answer
    x = 59,345.34

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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.