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Finding the Fourth Proportional to 144,296.76, 216,466.62 and 44,448.60

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Solution

The fourth proportional to 144,296.76, 216,466.62 and 44,448.60 is: 66,679.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,296.76 : 216,466.62 = 44,448.60 : x
  2. Step 2: Convert to fraction form
    144,296.76/216,466.62 = 44,448.60/x
  3. Step 3: Cross multiply
    144,296.76x = 216,466.62 × 44,448.60
  4. Step 4: Simplify right side
    144,296.76x = 9,621,638,205.73
  5. Step 5: Solve for x
    x = 9,621,638,205.73/144,296.76
  6. Step 6: Final answer
    x = 66,679.52

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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.