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Finding the Fourth Proportional to 118,009.41, 177,087.94 and 47,888.73

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Solution

The fourth proportional to 118,009.41, 177,087.94 and 47,888.73 is: 71,863.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,009.41 : 177,087.94 = 47,888.73 : x
  2. Step 2: Convert to fraction form
    118,009.41/177,087.94 = 47,888.73/x
  3. Step 3: Cross multiply
    118,009.41x = 177,087.94 × 47,888.73
  4. Step 4: Simplify right side
    118,009.41x = 8,480,515,420.03
  5. Step 5: Solve for x
    x = 8,480,515,420.03/118,009.41
  6. Step 6: Final answer
    x = 71,863.04

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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.