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Finding the Fourth Proportional to 92,364.52, 127,403.94 and 64,059.88

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Solution

The fourth proportional to 92,364.52, 127,403.94 and 64,059.88 is: 88,361.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,364.52 : 127,403.94 = 64,059.88 : x
  2. Step 2: Convert to fraction form
    92,364.52/127,403.94 = 64,059.88/x
  3. Step 3: Cross multiply
    92,364.52x = 127,403.94 × 64,059.88
  4. Step 4: Simplify right side
    92,364.52x = 8,161,481,107.93
  5. Step 5: Solve for x
    x = 8,161,481,107.93/92,364.52
  6. Step 6: Final answer
    x = 88,361.65

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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.