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Finding the Fourth Proportional to 118,882.55, 178,347.14 and 44,003.33

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Solution

The fourth proportional to 118,882.55, 178,347.14 and 44,003.33 is: 66,013.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,882.55 : 178,347.14 = 44,003.33 : x
  2. Step 2: Convert to fraction form
    118,882.55/178,347.14 = 44,003.33/x
  3. Step 3: Cross multiply
    118,882.55x = 178,347.14 × 44,003.33
  4. Step 4: Simplify right side
    118,882.55x = 7,847,867,778.04
  5. Step 5: Solve for x
    x = 7,847,867,778.04/118,882.55
  6. Step 6: Final answer
    x = 66,013.62

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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.