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Finding the Fourth Proportional to 118,241.28, 177,392.64 and 59,074.56

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Solution

The fourth proportional to 118,241.28, 177,392.64 and 59,074.56 is: 88,627.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,241.28 : 177,392.64 = 59,074.56 : x
  2. Step 2: Convert to fraction form
    118,241.28/177,392.64 = 59,074.56/x
  3. Step 3: Cross multiply
    118,241.28x = 177,392.64 × 59,074.56
  4. Step 4: Simplify right side
    118,241.28x = 10,479,392,155.24
  5. Step 5: Solve for x
    x = 10,479,392,155.24/118,241.28
  6. Step 6: Final answer
    x = 88,627.19

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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.