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Finding the Fourth Proportional to 118,304.84, 177,309.56 and 59,157.42

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Solution

The fourth proportional to 118,304.84, 177,309.56 and 59,157.42 is: 88,662.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,304.84 : 177,309.56 = 59,157.42 : x
  2. Step 2: Convert to fraction form
    118,304.84/177,309.56 = 59,157.42/x
  3. Step 3: Cross multiply
    118,304.84x = 177,309.56 × 59,157.42
  4. Step 4: Simplify right side
    118,304.84x = 10,489,176,110.94
  5. Step 5: Solve for x
    x = 10,489,176,110.94/118,304.84
  6. Step 6: Final answer
    x = 88,662.27

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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.