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Finding the Fourth Proportional to 144,564.41, 216,857.59 and 44,734.70

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Solution

The fourth proportional to 144,564.41, 216,857.59 and 44,734.70 is: 67,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,564.41 : 216,857.59 = 44,734.70 : x
  2. Step 2: Convert to fraction form
    144,564.41/216,857.59 = 44,734.70/x
  3. Step 3: Cross multiply
    144,564.41x = 216,857.59 × 44,734.70
  4. Step 4: Simplify right side
    144,564.41x = 9,701,059,661.68
  5. Step 5: Solve for x
    x = 9,701,059,661.68/144,564.41
  6. Step 6: Final answer
    x = 67,105.45

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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.