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Finding the Fourth Proportional to 78,844.52, 108,804.54 and 44,852.20

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Solution

The fourth proportional to 78,844.52, 108,804.54 and 44,852.20 is: 61,895.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,844.52 : 108,804.54 = 44,852.20 : x
  2. Step 2: Convert to fraction form
    78,844.52/108,804.54 = 44,852.20/x
  3. Step 3: Cross multiply
    78,844.52x = 108,804.54 × 44,852.20
  4. Step 4: Simplify right side
    78,844.52x = 4,880,122,988.99
  5. Step 5: Solve for x
    x = 4,880,122,988.99/78,844.52
  6. Step 6: Final answer
    x = 61,895.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.