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Finding the Fourth Proportional to 78,325.58, 108,092.48 and 44,335.65

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Solution

The fourth proportional to 78,325.58, 108,092.48 and 44,335.65 is: 61,185.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,325.58 : 108,092.48 = 44,335.65 : x
  2. Step 2: Convert to fraction form
    78,325.58/108,092.48 = 44,335.65/x
  3. Step 3: Cross multiply
    78,325.58x = 108,092.48 × 44,335.65
  4. Step 4: Simplify right side
    78,325.58x = 4,792,350,544.58
  5. Step 5: Solve for x
    x = 4,792,350,544.58/78,325.58
  6. Step 6: Final answer
    x = 61,185.00

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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.