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Finding the Fourth Proportional to 92,414.58, 127,507.88 and 54,153.59

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Solution

The fourth proportional to 92,414.58, 127,507.88 and 54,153.59 is: 74,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,414.58 : 127,507.88 = 54,153.59 : x
  2. Step 2: Convert to fraction form
    92,414.58/127,507.88 = 54,153.59/x
  3. Step 3: Cross multiply
    92,414.58x = 127,507.88 × 54,153.59
  4. Step 4: Simplify right side
    92,414.58x = 6,905,008,546.98
  5. Step 5: Solve for x
    x = 6,905,008,546.98/92,414.58
  6. Step 6: Final answer
    x = 74,717.74

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1.5x scale

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.