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Finding the Fourth Proportional to 144,699.71, 217,100.60 and 44,885.03

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Solution

The fourth proportional to 144,699.71, 217,100.60 and 44,885.03 is: 67,343.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,699.71 : 217,100.60 = 44,885.03 : x
  2. Step 2: Convert to fraction form
    144,699.71/217,100.60 = 44,885.03/x
  3. Step 3: Cross multiply
    144,699.71x = 217,100.60 × 44,885.03
  4. Step 4: Simplify right side
    144,699.71x = 9,744,566,719.59
  5. Step 5: Solve for x
    x = 9,744,566,719.59/144,699.71
  6. Step 6: Final answer
    x = 67,343.37

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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.