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Finding the Fourth Proportional to 134,306.40, 201,524.40 and 94,778.40

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Solution

The fourth proportional to 134,306.40, 201,524.40 and 94,778.40 is: 142,213.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,306.40 : 201,524.40 = 94,778.40 : x
  2. Step 2: Convert to fraction form
    134,306.40/201,524.40 = 94,778.40/x
  3. Step 3: Cross multiply
    134,306.40x = 201,524.40 × 94,778.40
  4. Step 4: Simplify right side
    134,306.40x = 19,100,160,192.96
  5. Step 5: Solve for x
    x = 19,100,160,192.96/134,306.40
  6. Step 6: Final answer
    x = 142,213.33

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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.