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Finding the Fourth Proportional to 132,392.40, 182,697.03 and 75,792.84

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Solution

The fourth proportional to 132,392.40, 182,697.03 and 75,792.84 is: 104,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,392.40 : 182,697.03 = 75,792.84 : x
  2. Step 2: Convert to fraction form
    132,392.40/182,697.03 = 75,792.84/x
  3. Step 3: Cross multiply
    132,392.40x = 182,697.03 × 75,792.84
  4. Step 4: Simplify right side
    132,392.40x = 13,847,126,078.15
  5. Step 5: Solve for x
    x = 13,847,126,078.15/132,392.40
  6. Step 6: Final answer
    x = 104,591.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.