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Finding the Fourth Proportional to 118,894.95, 178,365.72 and 44,015.73

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Solution

The fourth proportional to 118,894.95, 178,365.72 and 44,015.73 is: 66,032.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,894.95 : 178,365.72 = 44,015.73 : x
  2. Step 2: Convert to fraction form
    118,894.95/178,365.72 = 44,015.73/x
  3. Step 3: Cross multiply
    118,894.95x = 178,365.72 × 44,015.73
  4. Step 4: Simplify right side
    118,894.95x = 7,850,897,372.78
  5. Step 5: Solve for x
    x = 7,850,897,372.78/118,894.95
  6. Step 6: Final answer
    x = 66,032.22

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1.5x scale

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.