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Finding the Fourth Proportional to 118,837.92, 178,346.52 and 44,028.48

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Solution

The fourth proportional to 118,837.92, 178,346.52 and 44,028.48 is: 66,075.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,837.92 : 178,346.52 = 44,028.48 : x
  2. Step 2: Convert to fraction form
    118,837.92/178,346.52 = 44,028.48/x
  3. Step 3: Cross multiply
    118,837.92x = 178,346.52 × 44,028.48
  4. Step 4: Simplify right side
    118,837.92x = 7,852,326,188.89
  5. Step 5: Solve for x
    x = 7,852,326,188.89/118,837.92
  6. Step 6: Final answer
    x = 66,075.93

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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.